20931139317720

Names of 20931139317720

• Cardinal: 20931139317720 can be written as Twenty trillion, nine hundred thirty-one billion, one hundred thirty-nine million, three hundred seventeen thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 2.093113931772 × 10¹³

Factors of 20931139317720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 486

Divisors of 20931139317720

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 109 120 218 327 367 436 545 654 734 872 1090 1101 1308 1468 1635 1835 2180 2202 2616 2936 3270 3670 4360 4404 5505 6540 7340 8808 11010 11881 13080 14680 22020 23762 35643 40003 44040 47524 59405 71286 80006 95048 118810 120009 134689 142572 160012 178215 200015 237620 240018 269378 285144 320024 356430 400030 404067 475240 480036 538756 600045 673445 712860 800060 808134 960072 1077512 1200090 1295029 1346890 1425720 1600120 1616268 2020335 2400180 2590058 2693780 3232536 3885087 4040670 4360327 4800360 5180116 5387560 6475145 7770174 8081340 8720654 10360232 12950290 13080981 14681101 15540348 16162680 17441308 19425435 21801635 25900580 26161962 29362202 31080696 34882616 38850870 43603270 44043303 51801160 52323924 58724404 65404905 73405505 77701740 87206540 88086606 104647848 117448808 130809810 146811010 155403480 174413080 176173212 220216515 261619620 293622020 352346424 440433030 475275643 523239240 587244040 880866060 950551286 1425826929 1600240009 1761732120 1901102572 2376378215 2851653858 3200480018 3802205144 4752756430 4800720027 5703307716 6400960036 7129134645 8001200045 9505512860 9601440054 11406615432 12801920072 14258269290 16002400090 19011025720 19202880108 24003600135 28516538580 32004800180 38405760216 48007200270 57033077160 64009600360 96014400540 174426160981 192028801080 348852321962 523278482943 697704643924 872130804905 1046556965886 1395409287848 1744261609810 2093113931772 2616392414715 3488523219620 4186227863544 5232784829430 6977046439240 10465569658860 20931139317720
• Sum of all divisors σ(n): 63547992050400
• Sum of proper divisors (its aliquot sum) s(n): 42616852732680
• 20931139317720 is an abundant number, because the sum of its proper divisors (42616852732680) is greater than itself. Its abundance is 21685713414960

Bases of 20931139317720

• Binary: 100110000100101101001000111111010111111011000₂
• Hexadecimal: 0x1309691FAFD8
• Base-36: 7F3MRX97C

Squares and roots of 20931139317720

• 20931139317720 squared (20931139317720²) is 438112593137804067105998400
• 20931139317720 cubed (20931139317720³) is 9170195723814956175104088445095411648000
• The square root of 20931139317720 is 4575056.2092415871
• The cube root of 20931139317720 is 27559.0529646041

Scales and comparisons

• 20,931,139,317,720 seconds is equal to 665,545 years, 25 weeks, 1 day, 22 hours, 2 minutes.
• To count from 1 to 20,931,139,317,720 would take you about one million, six hundred sixty-three thousand, eight hundred sixty-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 20931139317720 cubic inches would be around 2296.6 feet tall.

Recreational maths with 20931139317720

• 20931139317720 backwards is 02771393113902
• The number of decimal digits it has is: 14
• The sum of 20931139317720's digits is 48
• More coming soon!