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42,534

42,534 is a composite number, even.

This number doesn't have a permanent NumberWiki page yet — what you see below is computed live. Pages get added to the permanent index when they're notable (years, primes, curated, etc.).
Abundant Number Happy Number Harshad / Niven

Properties

Parity
Even
Digit count
5
Digit sum
18
Digital root
9
Palindrome
No
Divisor count
24
σ(n) — sum of divisors
98,280

Primality

Prime factorization: 2 × 3 2 × 17 × 139

Divisors & multiples

All divisors (24)
1 · 2 · 3 · 6 · 9 · 17 · 18 · 34 · 51 · 102 · 139 · 153 · 278 · 306 · 417 · 834 · 1251 · 2363 · 2502 · 4726 · 7089 · 14178 · 21267 · 42534
Aliquot sum (sum of proper divisors): 55,746
Factor pairs (a × b = 42,534)
1 × 42534
2 × 21267
3 × 14178
6 × 7089
9 × 4726
17 × 2502
18 × 2363
34 × 1251
51 × 834
102 × 417
139 × 306
153 × 278
First multiples
42,534 · 85,068 · 127,602 · 170,136 · 212,670 · 255,204 · 297,738 · 340,272 · 382,806 · 425,340

Representations

In words
forty-two thousand five hundred thirty-four
Ordinal
42534th
Binary
1010011000100110
Octal
123046
Hexadecimal
A626

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 42534, here are decompositions:

  • 43 + 42491 = 42534
  • 47 + 42487 = 42534
  • 61 + 42473 = 42534
  • 67 + 42467 = 42534
  • 71 + 42463 = 42534
  • 73 + 42461 = 42534
  • 83 + 42451 = 42534
  • 97 + 42437 = 42534

Showing the first eight; more decompositions exist.

Unicode codepoint
U+A626
Decimal digit (Nd)

UTF-8 encoding: EA 98 A6 (3 bytes).

Hex color
#00A626
RGB(0, 166, 38)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.166.38.

Possible US bank routing number

This passes the ABA routing number checksum and matches the Federal Reserve numbering scheme.

Routing number
000042534
Federal Reserve
United States Government

Banks operate many routing numbers per state and division; an unmatched checksum-valid number can still be a real RTN at a smaller institution.