Names of 87
| Nominal | 87 |
| Cardinal | eighty-seven |
| Ordinal | 87th |
| This number as US currency | eighty-seven dollars |
| Is 87 an odd number? | 87 is an odd number |
| Is 87 an even number? | 87 is NOT an even number |
| Is 87 a palindrome? | 87 is NOT a palindrome number |
| Is 87 a triangle number? | 87 is NOT a triangle number |
87 in other Bases
| Base 2 (Binary) | 10101112 |
| Base 3 (Ternary) | 100203 |
| Base 4 (Quaternary) | 11134 |
| Base 5 (Quinary) | 3225 |
| Base 6 (Senary) | 2236 |
| Base 8 (Octal) | 1278 |
| Base 12 (Duodecimal) | 7312 |
| Base 16 (Hexadecimal) | 5716 |
| Base 20 (Vigesimal) | 4720 |
Primes and Factors tests for 87
| Is 87 a Prime Number? | 87 is NOT a prime |
| Is 87 a perfect number? | 87 is NOT a perfect number |
| Is 87 a Mersenne Prime? | 87 is NOT a Mersenne prime |
| Is 87 a Fermat Prime? | 87 is NOT a Fermat prime |
| Is 87 a Fibonacci Prime? | 87 is NOT a Fibonacci prime |
| Is 87 a Partition Prime? | 87 is NOT a Partition prime |
| Is 87 a Pell Prime? | 87 is NOT a Pell prime |
| Prime Factors | Prime factors of 87 |
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87 in other Numerals
| 87 in Roman Numeral | LXXXVII |
| 87 in Chinese Numeral | 捌拾柒 |
| 87 in Egyptian Numeral | 𓎍𓐀 |
| 87 in Babylonian Numeral |   |
Roots and stuff for 87
| Is 87 a square number? | 87 is NOT a square number |
| Is 87 a cube number? | 87 is NOT a cube number |
| Square root of the number 87 | 9.3273790530888 |
| Cube root of the number 87 | 4.4310476216936 |
Recreational math for 87
| Number 87 reversed | 78 |
| Sum of the digits | 15 |
| No of digits | 2 |