21313826800

Names of 21313826800

• Cardinal: 21313826800 can be written as Twenty-one billion, three hundred thirteen million, eight hundred twenty-six thousand, eight hundred.

Scientific notation

• Scientific notation: 2.13138268 × 10¹⁰

Factors of 21313826800

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 134

Divisors of 21313826800

• Number of divisors d(n): 270
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 25 28 31 35 40 50 56 62 70 80 89 100 112 124 140 155 175 178 200 217 248 280 310 350 356 400 434 445 496 560 620 623 700 712 775 868 890 961 1085 1240 1246 1400 1424 1550 1736 1780 1922 2170 2225 2480 2492 2759 2800 3100 3115 3472 3560 3844 4340 4450 4805 4984 5425 5518 6200 6230 6727 7120 7688 7921 8680 8900 9610 9968 10850 11036 12400 12460 13454 13795 15376 15575 15842 17360 17800 19220 19313 21700 22072 24025 24920 26908 27590 31150 31684 33635 35600 38440 38626 39605 43400 44144 48050 49840 53816 55180 55447 62300 63368 67270 68975 76880 77252 79210 85529 86800 96100 96565 107632 110360 110894 124600 126736 134540 137950 154504 158420 168175 171058 192200 193130 198025 220720 221788 245551 249200 269080 275900 277235 309008 316840 336350 342116 384400 386260 396050 427645 443576 482825 491102 538160 551800 554470 598703 633680 672700 684232 772520 792100 855290 887152 965650 982204 1103600 1108940 1197406 1227755 1345400 1368464 1386175 1545040 1584200 1710580 1718857 1931300 1964408 2138225 2217880 2394812 2455510 2690800 2772350 2993515 3168400 3421160 3437714 3862600 3928816 4276450 4435760 4789624 4911020 5544700 5987030 6138775 6842320 6875428 7612081 7725200 8552900 8594285 9579248 9822040 11089400 11974060 12277550 13750856 14967575 15224162 17105800 17188570 19644080 22178800 23948120 24555100 27501712 29935150 30448324 34211600 34377140 38060405 42971425 47896240 49110200 53284567 59870300 60896648 68754280 76120810 85942850 98220400 106569134 119740600 121793296 137508560 152241620 171885700 190302025 213138268 239481200 266422835 304483240 343771400 380604050 426276536 532845670 608966480 687542800 761208100 852553072 1065691340 1332114175 1522416200 2131382680 2664228350 3044832400 4262765360 5328456700 10656913400 21313826800
• Sum of all divisors σ(n): 61157448024
• Sum of proper divisors (its aliquot sum) s(n): 39843621224
• 21313826800 is an abundant number, because the sum of its proper divisors (39843621224) is greater than itself. Its abundance is 18529794424

Bases of 21313826800

• Binary: 10011110110011001110010111111110000₂
• Hexadecimal: 0x4F6672FF0
• Base-36: 9SHPA0G

Squares and roots of 21313826800

• 21313826800 squared (21313826800²) is 454279212860398240000
• 21313826800 cubed (21313826800³) is 9682428461746860666384832000000
• The square root of 21313826800 is 145992.5573445441
• The cube root of 21313826800 is 2772.5995224521

Scales and comparisons

• 21,313,826,800 seconds is equal to 677 years, 37 weeks, 19 hours, 26 minutes, 40 seconds.
• To count from 1 to 21,313,826,800 would take you about one thousand, three hundred fifty-five 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 21313826800 cubic inches would be around 231 feet tall.

Recreational maths with 21313826800

• 21313826800 backwards is 00862831312
• The number of decimal digits it has is: 11
• The sum of 21313826800's digits is 34
• More coming soon!