number.wiki
Number

42,571

42,571 is a prime, odd.

Deficient Number Prime Sexy Prime Squarefree Twin Prime

Properties

Parity
Odd
Digit count
5
Digit sum
19
Digital root
1
Palindrome
No
Divisor count
2
σ(n) — sum of divisors
42,572

Primality

42,571 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 42571
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 42,571)
1 × 42571
First multiples
42,571 · 85,142 · 127,713 · 170,284 · 212,855 · 255,426 · 297,997 · 340,568 · 383,139 · 425,710

Representations

In words
forty-two thousand five hundred seventy-one
Ordinal
42571st
Binary
1010011001001011
Octal
123113
Hexadecimal
A64B

Also seen as

Prime neighborhood

Adjacent primes:

  • Previous prime: 42,569 (gap of 2)
  • Next prime: 42,577 (gap of 6)

Pair status: twin with 42569, sexy with 42577.

Unicode codepoint
U+A64B
Lowercase letter (Ll)

UTF-8 encoding: EA 99 8B (3 bytes).

Hex color
#00A64B
RGB(0, 166, 75)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.166.75.