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Number

56,009

56,009 is a prime, odd.

Deficient Number Prime Sexy Prime Squarefree

Properties

Parity
Odd
Digit count
5
Digit sum
20
Digital root
2
Palindrome
No
Divisor count
2
σ(n) — sum of divisors
56,010

Primality

56,009 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 56009
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 56,009)
1 × 56009
First multiples
56,009 · 112,018 · 168,027 · 224,036 · 280,045 · 336,054 · 392,063 · 448,072 · 504,081 · 560,090

Representations

In words
fifty-six thousand nine
Ordinal
56009th
Binary
1101101011001001
Octal
155311
Hexadecimal
DAC9

Also seen as

Prime neighborhood

Adjacent primes:

  • Previous prime: 56,003 (gap of 6)
  • Next prime: 56,039 (gap of 30)

Pair status: sexy with 56003.

Hex color
#00DAC9
RGB(0, 218, 201)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.218.201.

Possible US bank routing number

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

Routing number
000056009
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.

Look up 000056009 on FedACH ↗ Routing Number Lookup (Wise) ↗