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Number

54,521

54,521 is a prime, odd.

Cousin Prime Deficient Number Prime Squarefree

Properties

Parity
Odd
Digit count
5
Digit sum
17
Digital root
8
Palindrome
No
Divisor count
2
σ(n) — sum of divisors
54,522

Primality

54,521 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 54521
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 54,521)
1 × 54521
First multiples
54,521 · 109,042 · 163,563 · 218,084 · 272,605 · 327,126 · 381,647 · 436,168 · 490,689 · 545,210

Representations

In words
fifty-four thousand five hundred twenty-one
Ordinal
54521st
Binary
1101010011111001
Octal
152371
Hexadecimal
D4F9

Also seen as

Prime neighborhood

Adjacent primes:

  • Previous prime: 54,517 (gap of 4)
  • Next prime: 54,539 (gap of 18)

Pair status: cousin with 54517.

Unicode codepoint
U+D4F9
Other letter (Lo)

UTF-8 encoding: ED 93 B9 (3 bytes).

Hex color
#00D4F9
RGB(0, 212, 249)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.212.249.