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Number

57,143

57,143 is a prime, odd.

Cousin Prime Deficient Number Happy 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
57,144

Primality

57,143 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 57143
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 57,143)
1 × 57143
First multiples
57,143 · 114,286 · 171,429 · 228,572 · 285,715 · 342,858 · 400,001 · 457,144 · 514,287 · 571,430

Representations

In words
fifty-seven thousand one hundred forty-three
Ordinal
57143rd
Binary
1101111100110111
Octal
157467
Hexadecimal
DF37

Also seen as

Prime neighborhood

Adjacent primes:

  • Previous prime: 57,139 (gap of 4)
  • Next prime: 57,149 (gap of 6)

Pair status: cousin with 57139, sexy with 57149.

Hex color
#00DF37
RGB(0, 223, 55)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.223.55.