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Number

77,137

77,137 is a prime, odd.

Cousin Prime Deficient Number Prime Squarefree

Properties

Parity
Odd
Digit count
5
Digit sum
25
Digital root
7
Palindrome
No
Divisor count
2
σ(n) — sum of divisors
77,138

Primality

77,137 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 77137
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 77,137)
1 × 77137
First multiples
77,137 · 154,274 · 231,411 · 308,548 · 385,685 · 462,822 · 539,959 · 617,096 · 694,233 · 771,370

Representations

In words
seventy-seven thousand one hundred thirty-seven
Ordinal
77137th
Binary
10010110101010001
Octal
226521
Hexadecimal
12D51

Also seen as

Prime neighborhood

Adjacent primes:

  • Previous prime: 77,101 (gap of 36)
  • Next prime: 77,141 (gap of 4)

Pair status: cousin with 77141.

Hex color
#012D51
RGB(1, 45, 81)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.1.45.81.