number.wiki
Number

42,397

42,397 is a prime, odd.

Deficient Number Prime Sexy Prime Squarefree

Properties

Parity
Odd
Digit count
5
Digit sum
25
Digital root
7
Palindrome
No
Divisor count
2
σ(n) — sum of divisors
42,398

Primality

42,397 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 42397
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 42,397)
1 × 42397
First multiples
42,397 · 84,794 · 127,191 · 169,588 · 211,985 · 254,382 · 296,779 · 339,176 · 381,573 · 423,970

Representations

In words
forty-two thousand three hundred ninety-seven
Ordinal
42397th
Binary
1010010110011101
Octal
122635
Hexadecimal
A59D

Also seen as

Prime neighborhood

Adjacent primes:

  • Previous prime: 42,391 (gap of 6)
  • Next prime: 42,403 (gap of 6)

Pair status: sexy with 42391, sexy with 42403.

Unicode codepoint
U+A59D
Other letter (Lo)

UTF-8 encoding: EA 96 9D (3 bytes).

Hex color
#00A59D
RGB(0, 165, 157)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.165.157.