Names of 133981
| Nominal | 133981 |
| Cardinal | one hundred thirty-three thousand nine hundred eighty-one |
| Ordinal | 133,981st |
| This number as US currency | one hundred thirty-three thousand nine hundred eighty-one dollars |
| Is 133981 an odd number? | 133981 is an odd number |
| Is 133981 an even number? | 133981 is NOT an even number |
| Is 133981 a palindrome? | 133981 is NOT a palindrome number |
| Is 133981 a triangle number? | 133981 is NOT a triangle number |
133981 in other Bases
| Base 2 (Binary) | 1000001011010111012 |
| Base 3 (Ternary) | 202102100213 |
| Base 4 (Quaternary) | 2002311314 |
| Base 5 (Quinary) | 132414115 |
| Base 6 (Senary) | 25121416 |
| Base 8 (Octal) | 4055358 |
| Base 12 (Duodecimal) | 6565112 |
| Base 16 (Hexadecimal) | 20B5D16 |
| Base 20 (Vigesimal) | GEJ120 |
Primes and Factors tests for 133981
| Is 133981 a Prime Number? | 133981 is a prime |
| Is 133981 a perfect number? | 133981 is NOT a perfect number |
| Is 133981 a Mersenne Prime? | 133981 is NOT a Mersenne prime |
| Is 133981 a Fermat Prime? | 133981 is NOT a Fermat prime |
| Is 133981 a Fibonacci Prime? | 133981 is NOT a Fibonacci prime |
| Is 133981 a Partition Prime? | 133981 is NOT a Partition prime |
| Is 133981 a Pell Prime? | 133981 is NOT a Pell prime |
| Prime Factors | Prime factors of 133981 |
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133981 in other Numerals
| 133981 in Roman Numeral | CXXXMMMCMLXXXI |
| 133981 in Chinese Numeral | 壹拾萬叄萬叄仟玖佰捌拾壹 |
| 133981 in Egyptian Numeral | 𓆐𓂯𓆾𓍪𓎍𓏺 |
| 133981 in Babylonian Numeral |    |
Roots and stuff for 133981
| Is 133981 a square number? | 133981 is NOT a square number |
| Is 133981 a cube number? | 133981 is NOT a cube number |
| Square root of the number 133981 | 366.03415141213 |
| Cube root of the number 133981 | 51.169880763532 |
Recreational math for 133981
| Number 133981 reversed | 189331 |
| Sum of the digits | 25 |
| No of digits | 6 |