1
Number 1 (one) is an odd digit prime number and natural number following 0 and preceding 2.
Nominal | 1 |
Cardinal | one |
Ordinal | 1st |
Number of digits | 1 |
Sum of digits | 1 |
Product of digits | 1 |
Number parity | Odd |
Calculation was done in 0.0000329018 seconds
Prime factorization | |
Prime factors | |
Number of distinct prime factors ω(n) | 0 |
Total number of prime factors Ω(n) | 0 |
Sum of prime factors | 0 |
Product of prime factors | 1 |
Calculation was done in 0.0000040531 seconds
List of proper divisors | 1 |
List of all dividers | 1, 1 |
Number of divisors d(n) | 2 |
Sum of all divisors σ(n) | 2 |
Aliquot sum | 1 |
1 is a perfect number, since it is equal to the sum of its proper divisors. |
Calculation was done in 0.0000209808 seconds
Is 1 a prime number? | Yes |
Is 1 a semiprime number? | No |
Is 1 a Chen prime number? | No |
Is 1 a Mersenne prime number? | No |
Calculation was done in 0.0000071526 seconds
Is 1 a Catalan number? | Yes: C0, C1 |
Is 1 a Fibonacci number? | Yes |
Is 1 a Idoneal number? | Yes: I0 |
Calculation was done in 0.0000028610 seconds
1 is a Happy number |
1 is a Humble number |
1 is a Münchhausen number |
1 is not a Perfect number |
1 is a Perfect square |
1 is a Palindrome |
Calculation was done in 0.0005071163 seconds
Base | System | Value |
---|
2 | Binary | 12 |
3 | Ternary | 13 |
4 | Quaternary | 14 |
5 | Quinary | 15 |
6 | Senary | 16 |
7 | Septenary | 17 |
8 | Octal | 18 |
9 | Nonary | 19 |
10 | Decimal | 1 |
12 | Duodecimal | 112 |
16 | Hexadecimal | 116 |
20 | Vigesimal | 120 |
36 | Base36 | 136 |
60 | Sexagesimal | 160 |
Calculation was done in 0.0000150204 seconds
Square of 1 (n2) | 1 |
Cube of 1 (n3) | 1 |
Square root of 1 | 1 |
Natural Logarithm (ln) of 1 | 0 |
Decimal Logarithm (log) of 1 | 0 |
Calculation was done in 0.0000040531 seconds
Sine of 1 | 0.8414709848079 |
Cosecant of 1 | 1.1883951057781 |
Cosine of 1 | 0.54030230586814 |
Secant of 1 | 1.8508157176809 |
Tangent of 1 | 1.5574077246549 |
Cotangent of 1 | 0.64209261593433 |
Calculation was done in 0.0000059605 seconds
Is 1 an Odd Number?
Yes, the number 1 is an odd number.
Total number of all odd numbers from 1 to 1 is 1
Sum of all the odd numbers from 1 to 1 are 1
The sum of all odd numbers is a perfect square: 1 = 1
An odd number is any integer (a whole number) that cannot be divided by 2 evenly. Odd numbers are the opposite of even numbers.
Calculation was done in 0.0000090599 seconds
The spelling of 1 in words is "one", meaning that: |
1 is an aban number (a number without the letter a) |
1 is not an eban number (as it contains the letter e) |
1 is an iban number (a number without the letter i) |
1 is not an oban number (as it contains the letter o) |
1 is a tban number (a number without the letter t) |
1 is an uban number (a number without the letter u) |
Calculation was done in 0.0000030994 seconds
Bengali numerals | ১ |
Eastern Arabic numerals | ١ |
Hieroglyphs numeralsused in Ancient Egypt | 𓏺 |
Khmer numerals | ១ |
Japanese numerals | 一 |
Roman numerals | I |
Thai numerals | ๑ |
Calculation was done in 0.0000729561 seconds
Arabic | واحد |
Croatian | jedan |
Czech | jeden |
Danish | en |
Dutch | één |
Estonian | ɖeka |
Faroese | ein |
Filipino | isá |
Finnish | yksi |
French | un |
Greek | ένα |
German | eins |
Hebrew | אחת |
Hindi | एक |
Hungarian | egy |
Icelandic | einn |
Indonesian | satu |
Italian | uno |
Japanese | 一 |
Korean | 일 |
Latvian | viens |
Lithuanian | vienas |
Norwegian | én |
Persian | یک |
Polish | jeden |
Portuguese | um |
Romanian | unu |
Russian | один |
Serbian | један |
Slovak | jeden |
Slovene | ena |
Spanish | uno |
Swahili | moja |
Swedish | en |
Thai | หนึ่ง |
Turkish | bir |
Ukrainian | один |
Vietnamese | một |
Calculation was done in 0.0138411522 seconds
Number 1 reversed | 1 |
ASCII Code | 1 | |
Unicode Character | U+0001 | |
Unix Timestamp | Thu, 01 Jan 1970 00:00:01 +0000 |
Calculation was done in 0.0000178814 seconds
This page was generated in 0.02 seconds.