20993878901424

Names of 20993878901424

• Cardinal: 20993878901424 can be written as Twenty trillion, nine hundred ninety-three billion, eight hundred seventy-eight million, nine hundred one thousand, four hundred twenty-four.

Scientific notation

• Scientific notation: 2.0993878901424 × 10¹³

Factors of 20993878901424

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 33422

Divisors of 20993878901424

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 6 8 11 12 13 16 22 24 26 33 39 41 44 48 52 66 78 82 88 104 123 132 143 156 164 176 208 246 264 286 312 328 429 451 492 528 533 572 624 656 858 902 984 1066 1144 1353 1599 1716 1804 1968 2132 2288 2411 2706 3198 3432 3608 4264 4822 5412 5863 6396 6864 7216 7233 8528 9644 10824 11726 12792 14466 17589 19288 21648 23452 25584 26521 28932 30941 31343 35178 38576 46904 53042 57864 61882 62686 70356 79563 92823 93808 94029 98851 106084 115728 123764 125372 140712 159126 185646 188058 197702 212168 247528 250744 281424 296553 318252 340351 344773 371292 376116 395404 402233 424336 495056 501488 593106 636504 680702 689546 742584 752232 790808 804466 1021053 1034319 1087361 1186212 1206699 1268581 1273008 1285063 1361404 1379092 1485168 1504464 1581616 1608932 2042106 2068638 2174722 2372424 2413398 2537162 2570126 2722808 2758184 3217864 3262083 3805743 3855189 4084212 4137276 4349444 4424563 4744848 4826796 5074324 5140252 5445616 5516368 6435728 6524166 7611486 7710378 8168424 8274552 8698888 8849126 9653592 10148648 10280504 13048332 13273689 13954391 14135693 15222972 15420756 16336848 16491553 16549104 17397776 17698252 19307184 20297296 20561008 26096664 26547378 27908782 28271386 30445944 30841512 32983106 35396504 41863173 42407079 49474659 52193328 53094756 55817564 56542772 60891888 61683024 65966212 70793008 74598751 83726346 84814158 98949318 106189512 111635128 113085544 131932424 149197502 167452692 169628316 181407083 197898636 212379024 223270256 223796253 226171088 263864848 298395004 334905384 339256632 362814166 395797272 447592506 544221249 596790008 669810768 678513264 725628332 791594544 820586261 895185012 969783763 1088442498 1193580016 1451256664 1641172522 1790370024 1939567526 2176884996 2461758783 2902513328 2909351289 3058548791 3282345044 3580740048 3879135052 4353769992 4923517566 5818702578 6117097582 6564690088 7758270104 8707539984 9175646373 9847035132 10667621393 11637405156 12234195164 13129380176 15516540208 18351292746 19694070264 21335242786 23274810312 24468390328 32002864179 33644036701 36702585492 39388140528 39761134283 42670485572 46549620624 48936780656 64005728358 67288073402 73405170984 79522268566 85340971144 100932110103 119283402849 128011456716 134576146804 146810341968 159044537132 170681942288 201864220206 238566805698 256022913432 269152293608 318089074264 403728440412 437372477113 477133611396 512045826864 538304587216 636178148528 807456880824 874744954226 954267222792 1312117431339 1614913761648 1749489908452 1908534445584 2624234862678 3498979816904 5248469725356 6997959633808 10496939450712 20993878901424
• Sum of all divisors σ(n): 65298911602176
• Sum of proper divisors (its aliquot sum) s(n): 44305032700752
• 20993878901424 is an abundant number, because the sum of its proper divisors (44305032700752) is greater than itself. Its abundance is 23311153799328

Bases of 20993878901424

• Binary: 100110001100000000100101100011100001010110000₂
• Hexadecimal: 0x131804B1C2B0
• Base-36: 7FWGDG9TC

Squares and roots of 20993878901424

• 20993878901424 squared (20993878901424²) is 440742951327655777109227776
• 20993878901424 cubed (20993878901424³) is 9252904146829017568207101828463866753024
• The square root of 20993878901424 is 4581907.7796725677
• The cube root of 20993878901424 is 27586.5609244585

Scales and comparisons

• 20,993,878,901,424 seconds is equal to 667,540 years, 21 weeks, 2 days, 12 hours, 10 minutes, 24 seconds.
• To count from 1 to 20,993,878,901,424 would take you about one million, six hundred sixty-eight thousand, eight hundred fifty-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 20993878901424 cubic inches would be around 2298.9 feet tall.

Recreational maths with 20993878901424

• 20993878901424 backwards is 42410987839902
• 20993878901424 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 20993878901424's digits is 66
• More coming soon!