Names of 1245
| Nominal | 1245 |
| Cardinal | one thousand two hundred forty-five |
| Ordinal | 1,245th |
| This number as US currency | one thousand two hundred forty-five dollars |
| Is 1245 an odd number? | 1245 is an odd number |
| Is 1245 an even number? | 1245 is NOT an even number |
| Is 1245 a palindrome? | 1245 is NOT a palindrome number |
| Is 1245 a triangle number? | 1245 is NOT a triangle number |
1245 in other Bases
| Base 2 (Binary) | 100110111012 |
| Base 3 (Ternary) | 12010103 |
| Base 4 (Quaternary) | 1031314 |
| Base 5 (Quinary) | 144405 |
| Base 6 (Senary) | 54336 |
| Base 8 (Octal) | 23358 |
| Base 12 (Duodecimal) | 87912 |
| Base 16 (Hexadecimal) | 4DD16 |
| Base 20 (Vigesimal) | 32520 |
Primes and Factors tests for 1245
| Is 1245 a Prime Number? | 1245 is NOT a prime |
| Is 1245 a perfect number? | 1245 is NOT a perfect number |
| Is 1245 a Mersenne Prime? | 1245 is NOT a Mersenne prime |
| Is 1245 a Fermat Prime? | 1245 is NOT a Fermat prime |
| Is 1245 a Fibonacci Prime? | 1245 is NOT a Fibonacci prime |
| Is 1245 a Partition Prime? | 1245 is NOT a Partition prime |
| Is 1245 a Pell Prime? | 1245 is NOT a Pell prime |
| Prime Factors | Prime factors of 1245 |
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1245 in other Numerals
| 1245 in Roman Numeral | MCCXLV |
| 1245 in Chinese Numeral | 壹仟貳佰肆拾伍 |
| 1245 in Egyptian Numeral | 𓆼𓍣𓎉𓏾 |
| 1245 in Babylonian Numeral |   |
Roots and stuff for 1245
| Is 1245 a square number? | 1245 is NOT a square number |
| Is 1245 a cube number? | 1245 is NOT a cube number |
| Square root of the number 1245 | 35.284557528755 |
| Cube root of the number 1245 | 10.757791359025 |
Recreational math for 1245
| Number 1245 reversed | 5421 |
| Sum of the digits | 12 |
| No of digits | 4 |