Names of 249
| Nominal | 249 |
| Cardinal | two hundred forty-nine |
| Ordinal | 249th |
| This number as US currency | two hundred forty-nine dollars |
| Is 249 an odd number? | 249 is an odd number |
| Is 249 an even number? | 249 is NOT an even number |
| Is 249 a palindrome? | 249 is NOT a palindrome number |
| Is 249 a triangle number? | 249 is NOT a triangle number |
249 in other Bases
| Base 2 (Binary) | 111110012 |
| Base 3 (Ternary) | 1000203 |
| Base 4 (Quaternary) | 33214 |
| Base 5 (Quinary) | 14445 |
| Base 6 (Senary) | 10536 |
| Base 8 (Octal) | 3718 |
| Base 12 (Duodecimal) | 18912 |
| Base 16 (Hexadecimal) | F916 |
| Base 20 (Vigesimal) | C920 |
Primes and Factors tests for 249
| Is 249 a Prime Number? | 249 is NOT a prime |
| Is 249 a perfect number? | 249 is NOT a perfect number |
| Is 249 a Mersenne Prime? | 249 is NOT a Mersenne prime |
| Is 249 a Fermat Prime? | 249 is NOT a Fermat prime |
| Is 249 a Fibonacci Prime? | 249 is NOT a Fibonacci prime |
| Is 249 a Partition Prime? | 249 is NOT a Partition prime |
| Is 249 a Pell Prime? | 249 is NOT a Pell prime |
| Prime Factors | Prime factors of 249 |
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249 in other Numerals
| 249 in Roman Numeral | CCXLIX |
| 249 in Chinese Numeral | 貳佰肆拾玖 |
| 249 in Egyptian Numeral | 𓍣𓎉𓐂 |
| 249 in Babylonian Numeral |   |
Roots and stuff for 249
| Is 249 a square number? | 249 is NOT a square number |
| Is 249 a cube number? | 249 is NOT a cube number |
| Square root of the number 249 | 15.779733838059 |
| Cube root of the number 249 | 6.2911945515563 |
Recreational math for 249
| Number 249 reversed | 942 |
| Sum of the digits | 15 |
| No of digits | 3 |