number.wiki
Number

87,013

87,013 is a prime, odd.

Deficient Number Prime Squarefree Twin Prime

Properties

Parity
Odd
Digit count
5
Digit sum
19
Digital root
1
Palindrome
No
Divisor count
2
σ(n) — sum of divisors
87,014

Primality

87,013 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 87013
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 87,013)
1 × 87013
First multiples
87,013 · 174,026 · 261,039 · 348,052 · 435,065 · 522,078 · 609,091 · 696,104 · 783,117 · 870,130

Representations

In words
eighty-seven thousand thirteen
Ordinal
87013th
Binary
10101001111100101
Octal
251745
Hexadecimal
153E5

Also seen as

Prime neighborhood

Adjacent primes:

  • Previous prime: 87,011 (gap of 2)
  • Next prime: 87,037 (gap of 24)

Pair status: twin with 87011.

Hex color
#0153E5
RGB(1, 83, 229)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.1.83.229.