Names of 3721
| Nominal | 3721 |
| Cardinal | three thousand seven hundred twenty-one |
| Ordinal | 3,721st |
| This number as US currency | three thousand seven hundred twenty-one dollars |
| Is 3721 an odd number? | 3721 is an odd number |
| Is 3721 an even number? | 3721 is NOT an even number |
| Is 3721 a palindrome? | 3721 is NOT a palindrome number |
| Is 3721 a triangle number? | 3721 is NOT a triangle number |
3721 in other Bases
| Base 2 (Binary) | 1110100010012 |
| Base 3 (Ternary) | 120022113 |
| Base 4 (Quaternary) | 3220214 |
| Base 5 (Quinary) | 1043415 |
| Base 6 (Senary) | 251216 |
| Base 8 (Octal) | 72118 |
| Base 12 (Duodecimal) | 21A112 |
| Base 16 (Hexadecimal) | E8916 |
| Base 20 (Vigesimal) | 96120 |
Primes and Factors tests for 3721
| Is 3721 a Prime Number? | 3721 is NOT a prime |
| Is 3721 a perfect number? | 3721 is NOT a perfect number |
| Is 3721 a Mersenne Prime? | 3721 is NOT a Mersenne prime |
| Is 3721 a Fermat Prime? | 3721 is NOT a Fermat prime |
| Is 3721 a Fibonacci Prime? | 3721 is NOT a Fibonacci prime |
| Is 3721 a Partition Prime? | 3721 is NOT a Partition prime |
| Is 3721 a Pell Prime? | 3721 is NOT a Pell prime |
| Prime Factors | Prime factors of 3721 |
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3721 in other Numerals
| 3721 in Roman Numeral | MMMDCCXXI |
| 3721 in Chinese Numeral | 叄仟柒佰貳拾壹 |
| 3721 in Egyptian Numeral | 𓆾𓍨𓎇𓏺 |
| 3721 in Babylonian Numeral |   |
Roots and stuff for 3721
| Is 3721 a square number? | 3721 is a square number |
| Is 3721 a cube number? | 3721 is NOT a cube number |
| Square root of the number 3721 | 61 |
| Cube root of the number 3721 | 15.496010072571 |
Recreational math for 3721
| Number 3721 reversed | 1273 |
| Sum of the digits | 13 |
| No of digits | 4 |