31980919680

Names of 31980919680

• Cardinal: 31980919680 can be written as Thirty-one billion, nine hundred eighty million, nine hundred nineteen thousand, six hundred eighty.

Scientific notation

• Scientific notation: 3.198091968 × 10¹⁰

Factors of 31980919680

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 4726

Divisors of 31980919680

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 64 72 80 90 96 120 128 144 160 180 192 240 288 320 360 384 480 576 640 720 960 1152 1440 1920 2269 2447 2880 4538 4894 5760 6807 7341 9076 9788 11345 12235 13614 14682 18152 19576 20421 22023 22690 24470 27228 29364 34035 36304 36705 39152 40842 44046 45380 48940 54456 58728 68070 72608 73410 78304 81684 88092 90760 97880 102105 108912 110115 117456 136140 145216 146820 156608 163368 176184 181520 195760 204210 217824 220230 234912 272280 290432 293640 313216 326736 352368 363040 391520 408420 435648 440460 469824 544560 587280 653472 704736 726080 783040 816840 871296 880920 939648 1089120 1174560 1306944 1409472 1452160 1566080 1633680 1761840 2178240 2349120 2613888 2818944 3267360 3523680 4356480 4698240 5552243 6534720 7047360 11104486 13069440 14094720 16656729 22208972 27761215 33313458 44417944 49970187 55522430 66626916 83283645 88835888 99940374 111044860 133253832 166567290 177671776 199880748 222089720 249850935 266507664 333134580 355343552 399761496 444179440 499701870 533015328 666269160 710687104 799522992 888358880 999403740 1066030656 1332538320 1599045984 1776717760 1998807480 2132061312 2665076640 3198091968 3553435520 3997614960 5330153280 6396183936 7995229920 10660306560 15990459840 31980919680
• Sum of all divisors σ(n): 110527934400
• Sum of proper divisors (its aliquot sum) s(n): 78547014720
• 31980919680 is an abundant number, because the sum of its proper divisors (78547014720) is greater than itself. Its abundance is 46566095040

Bases of 31980919680

• Binary: 11101110010001101100001101110000000₂
• Hexadecimal: 0x772361B80
• Base-36: EOWM3K0

Squares and roots of 31980919680

• 31980919680 squared (31980919680²) is 1022779223578611302400
• 31980919680 cubed (31980919680³) is 32709420199640330227994591232000
• The square root of 31980919680 is 178832.0991321189
• The cube root of 31980919680 is 3174.1709759801

Scales and comparisons

• 31,980,919,680 seconds is equal to 1,016 years, 46 weeks, 3 days, 12 hours, 48 minutes.
• To count from 1 to 31,980,919,680 would take you about two thousand and thirty-three 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 31980919680 cubic inches would be around 264.5 feet tall.

Recreational maths with 31980919680

• 31980919680 backwards is 08691908913
• The number of decimal digits it has is: 11
• The sum of 31980919680's digits is 54
• More coming soon!