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84,120

84,120 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 Harshad / Niven

Properties

Parity
Even
Digit count
5
Digit sum
15
Digital root
6
Palindrome
No
Divisor count
32
σ(n) — sum of divisors
252,720

Primality

Prime factorization: 2 3 × 3 × 5 × 701

Divisors & multiples

All divisors (32)
1 · 2 · 3 · 4 · 5 · 6 · 8 · 10 · 12 · 15 · 20 · 24 · 30 · 40 · 60 · 120 · 701 · 1402 · 2103 · 2804 · 3505 · 4206 · 5608 · 7010 · 8412 · 10515 · 14020 · 16824 · 21030 · 28040 · 42060 · 84120
Aliquot sum (sum of proper divisors): 168,600
Factor pairs (a × b = 84,120)
1 × 84120
2 × 42060
3 × 28040
4 × 21030
5 × 16824
6 × 14020
8 × 10515
10 × 8412
12 × 7010
15 × 5608
20 × 4206
24 × 3505
30 × 2804
40 × 2103
60 × 1402
120 × 701
First multiples
84,120 · 168,240 · 252,360 · 336,480 · 420,600 · 504,720 · 588,840 · 672,960 · 757,080 · 841,200

Representations

In words
eighty-four thousand one hundred twenty
Ordinal
84120th
Binary
10100100010011000
Octal
244230
Hexadecimal
14898

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 84120, here are decompositions:

  • 31 + 84089 = 84120
  • 53 + 84067 = 84120
  • 59 + 84061 = 84120
  • 61 + 84059 = 84120
  • 67 + 84053 = 84120
  • 73 + 84047 = 84120
  • 103 + 84017 = 84120
  • 109 + 84011 = 84120

Showing the first eight; more decompositions exist.

Hex color
#014898
RGB(1, 72, 152)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.1.72.152.