number.wiki
Number

87,187

87,187 is a prime, odd.

Deficient Number Prime Sexy Prime Squarefree

Properties

Parity
Odd
Digit count
5
Digit sum
31
Digital root
4
Palindrome
No
Divisor count
2
σ(n) — sum of divisors
87,188

Primality

87,187 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 87187
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 87,187)
1 × 87187
First multiples
87,187 · 174,374 · 261,561 · 348,748 · 435,935 · 523,122 · 610,309 · 697,496 · 784,683 · 871,870

Representations

In words
eighty-seven thousand one hundred eighty-seven
Ordinal
87187th
Binary
10101010010010011
Octal
252223
Hexadecimal
15493

Also seen as

Prime neighborhood

Adjacent primes:

  • Previous prime: 87,181 (gap of 6)
  • Next prime: 87,211 (gap of 24)

Pair status: sexy with 87181.

Hex color
#015493
RGB(1, 84, 147)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.1.84.147.