number.wiki
Number

42,187

42,187 is a prime, odd.

Deficient Number Prime Sexy Prime Squarefree

Properties

Parity
Odd
Digit count
5
Digit sum
22
Digital root
4
Palindrome
No
Divisor count
2
σ(n) — sum of divisors
42,188

Primality

42,187 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 42187
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 42,187)
1 × 42187
First multiples
42,187 · 84,374 · 126,561 · 168,748 · 210,935 · 253,122 · 295,309 · 337,496 · 379,683 · 421,870

Representations

In words
forty-two thousand one hundred eighty-seven
Ordinal
42187th
Binary
1010010011001011
Octal
122313
Hexadecimal
A4CB

Also seen as

Prime neighborhood

Adjacent primes:

  • Previous prime: 42,181 (gap of 6)
  • Next prime: 42,193 (gap of 6)

Pair status: sexy with 42181, sexy with 42193.

Hex color
#00A4CB
RGB(0, 164, 203)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.164.203.