12920863984

Names of 12920863984

• Cardinal: 12920863984 can be written as Twelve billion, nine hundred twenty million, eight hundred sixty-three thousand, nine hundred eighty-four.

Scientific notation

• Scientific notation: 1.2920863984 × 10¹⁰

Factors of 12920863984

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 873

Divisors of 12920863984

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 4 7 8 14 16 28 31 41 56 62 82 112 124 139 164 217 248 278 287 328 434 496 556 574 653 656 868 973 1112 1148 1271 1306 1736 1946 2224 2296 2542 2612 3472 3892 4309 4571 4592 5084 5224 5699 7784 8618 8897 9142 10168 10448 11398 15568 17236 17794 18284 20243 20336 22796 26773 30163 34472 35588 36568 39893 40486 45592 53546 60326 68944 71176 73136 79786 80972 90767 91184 107092 120652 141701 142352 159572 161944 176669 181534 187411 214184 241304 283402 319144 323888 353338 363068 374822 428368 482608 566804 635369 638288 706676 726136 749644 829963 1133608 1236683 1270738 1413352 1452272 1499288 1659926 2267216 2473366 2541476 2813777 2826704 2998576 3319852 3721447 4946732 5082952 5627554 5809741 6639704 7442894 9893464 10165904 11255108 11619482 13279408 14885788 19696439 19786928 22510216 23238964 26050129 29771576 39392878 45020432 46477928 52100258 59543152 78785756 92955856 104200516 115364857 157571512 208401032 230729714 315143024 416802064 461459428 807553999 922918856 1615107998 1845837712 3230215996 6460431992 12920863984
• Sum of all divisors σ(n): 30518046720
• Sum of proper divisors (its aliquot sum) s(n): 17597182736
• 12920863984 is an abundant number, because the sum of its proper divisors (17597182736) is greater than itself. Its abundance is 4676318752

Bases of 12920863984

• Binary: 1100000010001001001011110011110000₂
• Hexadecimal: 0x30224BCF0
• Base-36: 5XOQYGG

Squares and roots of 12920863984

• 12920863984 squared (12920863984²) is 166948726093028352256
• 12920863984 cubed (12920863984³) is 2157121782150091070155415547904
• The square root of 12920863984 is 113669.9783759987
• The cube root of 12920863984 is 2346.5538130487

Scales and comparisons

• 12,920,863,984 seconds is equal to 410 years, 43 weeks, 6 days, 53 minutes, 4 seconds.
• To count from 1 to 12,920,863,984 would take you about eight hundred twenty-one years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 12920863984 cubic inches would be around 195.5 feet tall.

Recreational maths with 12920863984

• 12920863984 backwards is 48936802921
• The number of decimal digits it has is: 11
• The sum of 12920863984's digits is 52
• More coming soon!