Names of 1565
| Nominal | 1565 |
| Cardinal | one thousand five hundred sixty-five |
| Ordinal | 1,565th |
| This number as US currency | one thousand five hundred sixty-five dollars |
| Is 1565 an odd number? | 1565 is an odd number |
| Is 1565 an even number? | 1565 is NOT an even number |
| Is 1565 a palindrome? | 1565 is NOT a palindrome number |
| Is 1565 a triangle number? | 1565 is NOT a triangle number |
1565 in other Bases
| Base 2 (Binary) | 110000111012 |
| Base 3 (Ternary) | 20102223 |
| Base 4 (Quaternary) | 1201314 |
| Base 5 (Quinary) | 222305 |
| Base 6 (Senary) | 111256 |
| Base 8 (Octal) | 30358 |
| Base 12 (Duodecimal) | AA512 |
| Base 16 (Hexadecimal) | 61D16 |
| Base 20 (Vigesimal) | 3I520 |
Primes and Factors tests for 1565
| Is 1565 a Prime Number? | 1565 is NOT a prime |
| Is 1565 a perfect number? | 1565 is NOT a perfect number |
| Is 1565 a Mersenne Prime? | 1565 is NOT a Mersenne prime |
| Is 1565 a Fermat Prime? | 1565 is NOT a Fermat prime |
| Is 1565 a Fibonacci Prime? | 1565 is NOT a Fibonacci prime |
| Is 1565 a Partition Prime? | 1565 is NOT a Partition prime |
| Is 1565 a Pell Prime? | 1565 is NOT a Pell prime |
| Prime Factors | Prime factors of 1565 |
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1565 in other Numerals
| 1565 in Roman Numeral | MDLXV |
| 1565 in Chinese Numeral | 壹仟伍佰陸拾伍 |
| 1565 in Egyptian Numeral | 𓆼𓍦𓎋𓏾 |
| 1565 in Babylonian Numeral |   |
Roots and stuff for 1565
| Is 1565 a square number? | 1565 is NOT a square number |
| Is 1565 a cube number? | 1565 is NOT a cube number |
| Square root of the number 1565 | 39.560080889705 |
| Cube root of the number 1565 | 11.610157571389 |
Recreational math for 1565
| Number 1565 reversed | 5651 |
| Sum of the digits | 17 |
| No of digits | 4 |