The number 87

Representation numerals

Greek numeral

πζʹ

Arabic numeral

٨٧

Roman numeral

LXXXVII

Maya numeral

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Chinese numeral

八十七

Hebrew numeral

פז
Numeral systems
Binary: 1010111
Septimal (base 7): 153
Octal: 127
Hexadecimal: 57
Base 24: 3F
Factorization
87 = 3 × 29
87 has 4 divisors: 1, 3, 29, 87
Sum of all divisors other than 87: 33
Sums & differences
87 is the sum of the first 4 squared prime numbers: 87 = 22 + 32 + 52 + 72
Difference of 2 squares: 87 = 162 - 132 = 442 - 432
Characteristics
Related primes
The 87th prime number is: 449
Previous prime number: 83 — Next prime number: 89
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