Names of 3681
| Nominal | 3681 |
| Cardinal | three thousand six hundred eighty-one |
| Ordinal | 3,681st |
| This number as US currency | three thousand six hundred eighty-one dollars |
| Is 3681 an odd number? | 3681 is an odd number |
| Is 3681 an even number? | 3681 is NOT an even number |
| Is 3681 a palindrome? | 3681 is NOT a palindrome number |
| Is 3681 a triangle number? | 3681 is NOT a triangle number |
3681 in other Bases
| Base 2 (Binary) | 1110011000012 |
| Base 3 (Ternary) | 120011003 |
| Base 4 (Quaternary) | 3212014 |
| Base 5 (Quinary) | 1042115 |
| Base 6 (Senary) | 250136 |
| Base 8 (Octal) | 71418 |
| Base 12 (Duodecimal) | 216912 |
| Base 16 (Hexadecimal) | E6116 |
| Base 20 (Vigesimal) | 94120 |
Primes and Factors tests for 3681
| Is 3681 a Prime Number? | 3681 is NOT a prime |
| Is 3681 a perfect number? | 3681 is NOT a perfect number |
| Is 3681 a Mersenne Prime? | 3681 is NOT a Mersenne prime |
| Is 3681 a Fermat Prime? | 3681 is NOT a Fermat prime |
| Is 3681 a Fibonacci Prime? | 3681 is NOT a Fibonacci prime |
| Is 3681 a Partition Prime? | 3681 is NOT a Partition prime |
| Is 3681 a Pell Prime? | 3681 is NOT a Pell prime |
| Prime Factors | Prime factors of 3681 |
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3681 in other Numerals
| 3681 in Roman Numeral | MMMDCLXXXI |
| 3681 in Chinese Numeral | 叄仟陸佰捌拾壹 |
| 3681 in Egyptian Numeral | 𓆾𓍧𓎍𓏺 |
| 3681 in Babylonian Numeral |   |
Roots and stuff for 3681
| Is 3681 a square number? | 3681 is NOT a square number |
| Is 3681 a cube number? | 3681 is NOT a cube number |
| Square root of the number 3681 | 60.67124524847 |
| Cube root of the number 3681 | 15.440283581823 |
Recreational math for 3681
| Number 3681 reversed | 1863 |
| Sum of the digits | 18 |
| No of digits | 4 |