61
Number 61 (sixty-one) is an odd two-digits prime number and natural number following 60 and preceding 62.
Nominal | 61 |
Cardinal | sixty-one |
Ordinal | 61st |
Number of digits | 2 |
Sum of digits | 7 |
Product of digits | 6 |
Number parity | Odd |
Calculation was done in 0.0000371933 seconds
Prime factorization | 61 |
Prime factors | 61 |
Number of distinct prime factors ω(n) | 1 |
Total number of prime factors Ω(n) | 1 |
Sum of prime factors | 61 |
Product of prime factors | 61 |
Calculation was done in 0.0000119209 seconds
List of proper divisors | 1 |
List of all dividers | 1, 61 |
Number of divisors d(n) | 2 |
Sum of all divisors σ(n) | 62 |
Aliquot sum | 1 |
61 is a deficient number , since it is larger than the sum of its proper divisors (1). Its deficiency is 60. |
Calculation was done in 0.0000290871 seconds
Is 61 a prime number? | Yes |
Is 61 a semiprime number? | No |
Is 61 a Chen prime number? | No |
Is 61 a Mersenne prime number? | Yes: M8 |
Calculation was done in 0.0000209808 seconds
Is 61 a Catalan number? | No |
Is 61 a Fibonacci number? | No |
Is 61 a Idoneal number? | No |
Calculation was done in 0.0000061989 seconds
61 is not a Happy number |
61 is not a Humble number |
61 is not a Münchhausen number |
61 is not a Perfect number |
61 is not a Perfect square |
61 is not a Palindrome |
Calculation was done in 0.0060839653 seconds
Base | System | Value |
---|
2 | Binary | 1111012 |
3 | Ternary | 20213 |
4 | Quaternary | 3314 |
5 | Quinary | 2215 |
6 | Senary | 1416 |
7 | Septenary | 1157 |
8 | Octal | 758 |
9 | Nonary | 679 |
10 | Decimal | 61 |
12 | Duodecimal | 5112 |
16 | Hexadecimal | 3d16 |
20 | Vigesimal | 3120 |
36 | Base36 | 1p36 |
60 | Sexagesimal | 1160 |
Calculation was done in 0.0000238419 seconds
Square of 61 (n2) | 3721 |
Cube of 61 (n3) | 226981 |
Square root of 61 | 7.8102496759067 |
Natural Logarithm (ln) of 61 | 4.1108738641733 |
Decimal Logarithm (log) of 61 | 1.7853298350108 |
Calculation was done in 0.0000081062 seconds
Sine of 61 | -0.96611777000839 |
Cosecant of 61 | -1.0350704966241 |
Cosine of 61 | -0.25810163593827 |
Secant of 61 | -3.8744427030256 |
Tangent of 61 | 3.7431679442724 |
Cotangent of 61 | 0.26715338849013 |
Calculation was done in 0.0000150204 seconds
Is 61 an Odd Number?
Yes, the number 61 is an odd number.
Total number of all odd numbers from 1 to 61 is
31Sum of all the odd numbers from 1 to 61 are
961The sum of all odd numbers is a perfect square: 961 = 31
An odd number is any integer (a whole number) that cannot be divided by 2 evenly. Odd numbers are the opposite of even numbers.Previous odd number is
59
Calculation was done in 0.0000090599 seconds
The spelling of 61 in words is "sixty-one", meaning that: |
61 is an aban number (a number without the letter a) |
61 is not an eban number (as it contains the letter e) |
61 is not an iban number (as it contains the letter i) |
61 is not an oban number (as it contains the letter o) |
61 is not a tban number (as it contains the letter t) |
61 is an uban number (a number without the letter u) |
Calculation was done in 0.0000040531 seconds
Bengali numerals | ৬১ |
Eastern Arabic numerals | ٦١ |
Hieroglyphs numeralsused in Ancient Egypt | 𓎋𓏺 |
Khmer numerals | ៦១ |
Japanese numerals | 六十一 |
Roman numerals | LXI |
Thai numerals | ๖๑ |
Calculation was done in 0.0001230240 seconds
Arabic | واحد و ستون |
Croatian | šezdeset i jedan |
Czech | šedesát jeden |
Danish | en og tres |
Dutch | éénenzestig |
Estonian | blaade vɔ ɖekɛ |
Faroese | sekstiein |
Filipino | anim na pû’t isá |
Finnish | kuusikymmentäyksi |
French | soixante et un |
Greek | εξήντα ένα |
German | einundsechzig |
Hebrew | שישים ואחת |
Hindi | इकसठ |
Hungarian | hatvanegy |
Icelandic | sextíu og einn |
Indonesian | enam puluh satu |
Italian | sessantuno |
Japanese | 六十一 |
Korean | 육십일 |
Latvian | sešdesmit viens |
Lithuanian | šešiasdešimt vienas |
Norwegian | sekstién |
Persian | شصت و یک |
Polish | sześćdziesiąt jeden |
Portuguese | sessenta e um |
Romanian | şasezeci şi unu |
Russian | шестьдесят один |
Serbian | шездесет и један |
Slovak | šesťdesiatjeden |
Slovene | šestdeset ena |
Spanish | sesenta y uno |
Swahili | sitini na moja |
Swedish | sextioen |
Thai | หกสิบเอ็ด |
Turkish | altmış bir |
Ukrainian | шістдесят один |
Vietnamese | sáu mươi mốt |
Calculation was done in 0.0243330002 seconds
Number 61 reversed | 16 |
ASCII Code | 61 | = |
Unicode Character | U+003D | = |
Unix Timestamp | Thu, 01 Jan 1970 00:01:01 +0000 |
Calculation was done in 0.0000479221 seconds
This page was generated in 0.03 seconds.