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Number

3,187

3,187 is a prime, odd.

Cousin Prime Deficient Number Prime Sexy Prime Squarefree

Properties

Parity
Odd
Digit count
4
Digit sum
19
Digital root
1
Palindrome
No
Divisor count
2
σ(n) — sum of divisors
3,188

Primality

3,187 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 3187
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 3,187)
1 × 3187
First multiples
3,187 · 6,374 · 9,561 · 12,748 · 15,935 · 19,122 · 22,309 · 25,496 · 28,683 · 31,870

Representations

In words
three thousand one hundred eighty-seven
Ordinal
3187th
Roman numeral
MMMCLXXXVII
Binary
110001110011
Octal
6163
Hexadecimal
C73

Also seen as

Prime neighborhood

Adjacent primes:

  • Previous prime: 3,181 (gap of 6)
  • Next prime: 3,191 (gap of 4)

Pair status: cousin with 3191, sexy with 3181.

Hex color
#000C73
RGB(0, 12, 115)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.12.115.