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82,620

82,620 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
18
Digital root
9
Palindrome
No
Divisor count
72
σ(n) — sum of divisors
275,184

Primality

Prime factorization: 2 2 × 3 5 × 5 × 17

Divisors & multiples

All divisors (72)
1 · 2 · 3 · 4 · 5 · 6 · 9 · 10 · 12 · 15 · 17 · 18 · 20 · 27 · 30 · 34 · 36 · 45 · 51 · 54 · 60 · 68 · 81 · 85 · 90 · 102 · 108 · 135 · 153 · 162 · 170 · 180 · 204 · 243 · 255 · 270 · 306 · 324 · 340 · 405 · 459 · 486 · 510 · 540 · 612 · 765 · 810 · 918 · 972 · 1020 · 1215 · 1377 · 1530 · 1620 · 1836 · 2295 · 2430 · 2754 · 3060 · 4131 · 4590 · 4860 · 5508 · 6885 · 8262 · 9180 · 13770 · 16524 · 20655 · 27540 · 41310 · 82620
Aliquot sum (sum of proper divisors): 192,564
Factor pairs (a × b = 82,620)
1 × 82620
2 × 41310
3 × 27540
4 × 20655
5 × 16524
6 × 13770
9 × 9180
10 × 8262
12 × 6885
15 × 5508
17 × 4860
18 × 4590
20 × 4131
27 × 3060
30 × 2754
34 × 2430
36 × 2295
45 × 1836
51 × 1620
54 × 1530
60 × 1377
68 × 1215
81 × 1020
85 × 972
90 × 918
102 × 810
108 × 765
135 × 612
153 × 540
162 × 510
170 × 486
180 × 459
204 × 405
243 × 340
255 × 324
270 × 306
First multiples
82,620 · 165,240 · 247,860 · 330,480 · 413,100 · 495,720 · 578,340 · 660,960 · 743,580 · 826,200

Representations

In words
eighty-two thousand six hundred twenty
Ordinal
82620th
Binary
10100001010111100
Octal
241274
Hexadecimal
142BC

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 82620, here are decompositions:

  • 7 + 82613 = 82620
  • 11 + 82609 = 82620
  • 19 + 82601 = 82620
  • 29 + 82591 = 82620
  • 53 + 82567 = 82620
  • 59 + 82561 = 82620
  • 61 + 82559 = 82620
  • 71 + 82549 = 82620

Showing the first eight; more decompositions exist.

Unicode codepoint
𔊼
U+142BC
Other letter (Lo)

UTF-8 encoding: F0 94 8A BC (4 bytes).

Hex color
#0142BC
RGB(1, 66, 188)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.1.66.188.

Possible US bank routing number

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

Routing number
000082620
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.