Names of 2981
| Nominal | 2981 |
| Cardinal | two thousand nine hundred eighty-one |
| Ordinal | 2,981st |
| This number as US currency | two thousand nine hundred eighty-one dollars |
| Is 2981 an odd number? | 2981 is an odd number |
| Is 2981 an even number? | 2981 is NOT an even number |
| Is 2981 a palindrome? | 2981 is NOT a palindrome number |
| Is 2981 a triangle number? | 2981 is NOT a triangle number |
2981 in other Bases
| Base 2 (Binary) | 1011101001012 |
| Base 3 (Ternary) | 110021023 |
| Base 4 (Quaternary) | 2322114 |
| Base 5 (Quinary) | 434115 |
| Base 6 (Senary) | 214456 |
| Base 8 (Octal) | 56458 |
| Base 12 (Duodecimal) | 188512 |
| Base 16 (Hexadecimal) | BA516 |
| Base 20 (Vigesimal) | 79120 |
Primes and Factors tests for 2981
| Is 2981 a Prime Number? | 2981 is NOT a prime |
| Is 2981 a perfect number? | 2981 is NOT a perfect number |
| Is 2981 a Mersenne Prime? | 2981 is NOT a Mersenne prime |
| Is 2981 a Fermat Prime? | 2981 is NOT a Fermat prime |
| Is 2981 a Fibonacci Prime? | 2981 is NOT a Fibonacci prime |
| Is 2981 a Partition Prime? | 2981 is NOT a Partition prime |
| Is 2981 a Pell Prime? | 2981 is NOT a Pell prime |
| Prime Factors | Prime factors of 2981 |
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2981 in other Numerals
| 2981 in Roman Numeral | MMCMLXXXI |
| 2981 in Chinese Numeral | 貳仟玖佰捌拾壹 |
| 2981 in Egyptian Numeral | 𓆽𓍪𓎍𓏺 |
| 2981 in Babylonian Numeral |   |
Roots and stuff for 2981
| Is 2981 a square number? | 2981 is NOT a square number |
| Is 2981 a cube number? | 2981 is NOT a cube number |
| Square root of the number 2981 | 54.598534778875 |
| Cube root of the number 2981 | 14.391983706986 |
Recreational math for 2981
| Number 2981 reversed | 1892 |
| Sum of the digits | 20 |
| No of digits | 4 |