Names of 397
| Nominal | 397 |
| Cardinal | three hundred ninety-seven |
| Ordinal | 397th |
| This number as US currency | three hundred ninety-seven dollars |
| Is 397 an odd number? | 397 is an odd number |
| Is 397 an even number? | 397 is NOT an even number |
| Is 397 a palindrome? | 397 is NOT a palindrome number |
| Is 397 a triangle number? | 397 is NOT a triangle number |
397 in other Bases
| Base 2 (Binary) | 1100011012 |
| Base 3 (Ternary) | 1122013 |
| Base 4 (Quaternary) | 120314 |
| Base 5 (Quinary) | 30425 |
| Base 6 (Senary) | 15016 |
| Base 8 (Octal) | 6158 |
| Base 12 (Duodecimal) | 29112 |
| Base 16 (Hexadecimal) | 18D16 |
| Base 20 (Vigesimal) | JH20 |
Primes and Factors tests for 397
| Is 397 a Prime Number? | 397 is a prime |
| Is 397 a perfect number? | 397 is NOT a perfect number |
| Is 397 a Mersenne Prime? | 397 is NOT a Mersenne prime |
| Is 397 a Fermat Prime? | 397 is NOT a Fermat prime |
| Is 397 a Fibonacci Prime? | 397 is NOT a Fibonacci prime |
| Is 397 a Partition Prime? | 397 is NOT a Partition prime |
| Is 397 a Pell Prime? | 397 is NOT a Pell prime |
| Prime Factors | Prime factors of 397 |
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397 in other Numerals
| 397 in Roman Numeral | CCCXCVII |
| 397 in Chinese Numeral | 叄佰玖拾柒 |
| 397 in Egyptian Numeral | 𓍤𓎎𓐀 |
| 397 in Babylonian Numeral |   |
Roots and stuff for 397
| Is 397 a square number? | 397 is NOT a square number |
| Is 397 a cube number? | 397 is NOT a cube number |
| Square root of the number 397 | 19.924858845171 |
| Cube root of the number 397 | 7.3495965965525 |
Recreational math for 397
| Number 397 reversed | 793 |
| Sum of the digits | 19 |
| No of digits | 3 |