number.wiki
Number

84,521

84,521 is a prime, odd.

Deficient Number Prime Squarefree Twin Prime

Properties

Parity
Odd
Digit count
5
Digit sum
20
Digital root
2
Palindrome
No
Divisor count
2
σ(n) — sum of divisors
84,522

Primality

84,521 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 84521
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 84,521)
1 × 84521
First multiples
84,521 · 169,042 · 253,563 · 338,084 · 422,605 · 507,126 · 591,647 · 676,168 · 760,689 · 845,210

Representations

In words
eighty-four thousand five hundred twenty-one
Ordinal
84521st
Binary
10100101000101001
Octal
245051
Hexadecimal
14A29

Also seen as

Prime neighborhood

Adjacent primes:

  • Previous prime: 84,509 (gap of 12)
  • Next prime: 84,523 (gap of 2)

Pair status: twin with 84523.

Hex color
#014A29
RGB(1, 74, 41)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.1.74.41.

Possible US bank routing number

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

Routing number
000084521
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.