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Number

87,313

87,313 is a prime, odd.

Cousin Prime Deficient Number Prime Squarefree

Properties

Parity
Odd
Digit count
5
Digit sum
22
Digital root
4
Palindrome
No
Divisor count
2
σ(n) — sum of divisors
87,314

Primality

87,313 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 87313
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 87,313)
1 × 87313
First multiples
87,313 · 174,626 · 261,939 · 349,252 · 436,565 · 523,878 · 611,191 · 698,504 · 785,817 · 873,130

Representations

In words
eighty-seven thousand three hundred thirteen
Ordinal
87313th
Binary
10101010100010001
Octal
252421
Hexadecimal
15511

Also seen as

Prime neighborhood

Adjacent primes:

  • Previous prime: 87,299 (gap of 14)
  • Next prime: 87,317 (gap of 4)

Pair status: cousin with 87317.

Hex color
#015511
RGB(1, 85, 17)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.1.85.17.