13
Number 13 (thirteen) is an odd two-digits prime number and natural number following 12 and preceding 14.
Nominal | 13 |
Cardinal | thirteen |
Ordinal | 13th |
Number of digits | 2 |
Sum of digits | 4 |
Product of digits | 3 |
Number parity | Odd |
Calculation was done in 0.0000460148 seconds
Prime factorization | 13 |
Prime factors | 13 |
Number of distinct prime factors ω(n) | 1 |
Total number of prime factors Ω(n) | 1 |
Sum of prime factors | 13 |
Product of prime factors | 13 |
Calculation was done in 0.0000100136 seconds
List of proper divisors | 1 |
List of all dividers | 1, 13 |
Number of divisors d(n) | 2 |
Sum of all divisors σ(n) | 14 |
Aliquot sum | 1 |
13 is a deficient number , since it is larger than the sum of its proper divisors (1). Its deficiency is 12. |
Calculation was done in 0.0000271797 seconds
Is 13 a prime number? | Yes |
Is 13 a semiprime number? | No |
Is 13 a Chen prime number? | Yes |
Is 13 a Mersenne prime number? | Yes: M4 |
Calculation was done in 0.0000128746 seconds
Is 13 a Catalan number? | No |
Is 13 a Fibonacci number? | Yes |
Is 13 a Idoneal number? | Yes: I11 |
Calculation was done in 0.0000050068 seconds
13 is a Happy number |
13 is not a Humble number |
13 is not a Münchhausen number |
13 is not a Perfect number |
13 is not a Perfect square |
13 is not a Palindrome |
Calculation was done in 0.0014870167 seconds
Base | System | Value |
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2 | Binary | 11012 |
3 | Ternary | 1113 |
4 | Quaternary | 314 |
5 | Quinary | 235 |
6 | Senary | 216 |
7 | Septenary | 167 |
8 | Octal | 158 |
9 | Nonary | 149 |
10 | Decimal | 13 |
12 | Duodecimal | 1112 |
16 | Hexadecimal | d16 |
20 | Vigesimal | d20 |
36 | Base36 | d36 |
60 | Sexagesimal | D60 |
Calculation was done in 0.0000197887 seconds
Square of 13 (n2) | 169 |
Cube of 13 (n3) | 2197 |
Square root of 13 | 3.605551275464 |
Natural Logarithm (ln) of 13 | 2.5649493574615 |
Decimal Logarithm (log) of 13 | 1.1139433523068 |
Calculation was done in 0.0000069141 seconds
Sine of 13 | 0.42016703682664 |
Cosecant of 13 | 2.3800058366135 |
Cosine of 13 | 0.9074467814502 |
Secant of 13 | 1.1019929988642 |
Tangent of 13 | 0.46302113293649 |
Cotangent of 13 | 2.1597286362676 |
Calculation was done in 0.0000128746 seconds
Is 13 an Odd Number?
Yes, the number 13 is an odd number.
Total number of all odd numbers from 1 to 13 is
7Sum of all the odd numbers from 1 to 13 are
49The sum of all odd numbers is a perfect square: 49 = 7
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
11
Calculation was done in 0.0000078678 seconds
The spelling of 13 in words is "thirteen", meaning that: |
13 is an aban number (a number without the letter a) |
13 is not an eban number (as it contains the letter e) |
13 is not an iban number (as it contains the letter i) |
13 is an oban number (a number without the letter o) |
13 is not a tban number (as it contains the letter t) |
13 is an uban number (a number without the letter u) |
Calculation was done in 0.0000030994 seconds
Bengali numerals | ১৩ |
Eastern Arabic numerals | ١٣ |
Hieroglyphs numeralsused in Ancient Egypt | 𓎆𓏼 |
Khmer numerals | ១៣ |
Japanese numerals | 十三 |
Roman numerals | XIII |
Thai numerals | ๑๓ |
Calculation was done in 0.0000801086 seconds
Arabic | ثلاثة عشر |
Croatian | trinaest |
Czech | třináct |
Danish | tretten |
Dutch | dertien |
Estonian | wuietɔ̃ |
Faroese | trettan |
Filipino | labíng-tatló |
Finnish | kolmetoista |
French | treize |
Greek | δεκατρία |
German | dreizehn |
Hebrew | שלוש עשרה |
Hindi | तेरह |
Hungarian | tizenhárom |
Icelandic | þrettán |
Indonesian | tiga belas |
Italian | tredici |
Japanese | 十三 |
Korean | 십삼 |
Latvian | trīspadsmit |
Lithuanian | trylika |
Norwegian | tretten |
Persian | سیزده |
Polish | trzynaście |
Portuguese | treze |
Romanian | treisprezece |
Russian | тринадцать |
Serbian | тринаест |
Slovak | trinásť |
Slovene | trinajst |
Spanish | trece |
Swahili | kumi na tatu |
Swedish | tretton |
Thai | สิบสาม |
Turkish | on üç |
Ukrainian | тринадцять |
Vietnamese | mười ba |
Calculation was done in 0.0236620903 seconds
Number 13 reversed | 31 |
ASCII Code | 13 |
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Unicode Character | U+000D |
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Unix Timestamp | Thu, 01 Jan 1970 00:00:13 +0000 |
Calculation was done in 0.0000488758 seconds
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