number.wiki
Number

77,101

77,101 is a prime, odd.

Deficient Number Happy Number Prime Squarefree

Properties

Parity
Odd
Digit count
5
Digit sum
16
Digital root
7
Palindrome
No
Divisor count
2
σ(n) — sum of divisors
77,102

Primality

77,101 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 77101
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 77,101)
1 × 77101
First multiples
77,101 · 154,202 · 231,303 · 308,404 · 385,505 · 462,606 · 539,707 · 616,808 · 693,909 · 771,010

Representations

In words
seventy-seven thousand one hundred one
Ordinal
77101st
Binary
10010110100101101
Octal
226455
Hexadecimal
12D2D

Also seen as

Prime neighborhood

Adjacent primes:

  • Previous prime: 77,093 (gap of 8)
  • Next prime: 77,137 (gap of 36)
Hex color
#012D2D
RGB(1, 45, 45)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.1.45.45.

Possible US bank routing number

This passes the ABA routing number checksum and matches the Federal Reserve numbering scheme.

Routing number
000077101
Federal Reserve
United States Government

Banks operate many routing numbers per state and division; an unmatched checksum-valid number can still be a real RTN at a smaller institution.