20709988821792

Names of 20709988821792

• Cardinal: 20709988821792 can be written as Twenty trillion, seven hundred nine billion, nine hundred eighty-eight million, eight hundred twenty-one thousand, seven hundred ninety-two.

Scientific notation

• Scientific notation: 2.0709988821792 × 10¹³

Factors of 20709988821792

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 120

Divisors of 20709988821792

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 17 18 24 32 34 36 37 48 51 61 68 72 74 96 102 111 122 136 144 148 153 183 204 222 244 272 288 296 306 333 366 408 444 488 544 549 592 612 629 666 732 816 888 976 1037 1098 1184 1224 1258 1332 1369 1464 1632 1776 1887 1952 2074 2196 2257 2448 2516 2664 2738 2928 3111 3552 3774 4107 4148 4392 4514 4896 5032 5328 5476 5661 5856 6222 6771 7548 8214 8296 8784 9028 9333 10064 10656 10952 11322 12321 12444 13542 15096 16428 16592 17568 18056 18666 20128 20313 21904 22644 23273 24642 24888 27084 30192 32856 33184 36112 37332 38369 40626 43808 45288 46546 49284 49776 50653 54168 60384 65712 69819 72224 74664 76738 81252 83509 90576 93092 98568 99552 101306 108336 115107 131424 139638 149328 151959 153476 162504 167018 181152 186184 197136 202612 209457 216672 230214 250527 279276 298656 303918 306952 325008 334036 345321 372368 394272 405224 418914 455877 460428 501054 558552 607836 613904 650016 668072 690642 744736 751581 810448 837828 861101 911754 920856 1002108 1117104 1215672 1227808 1336144 1381284 1419653 1503162 1620896 1675656 1722202 1823508 1841712 1874161 2004216 2234208 2431344 2583303 2672288 2762568 2839306 3006324 3089833 3351312 3444404 3647016 3683424 3748322 4008432 4258959 4862688 5166606 5525136 5622483 5678612 6012648 6179666 6702624 6888808 7294032 7496644 7749909 8016864 8517918 9269499 10333212 11050272 11244966 11357224 12025296 12359332 12776877 13777616 14588064 14993288 15499818 16867449 17035836 18538998 20666424 22489932 22714448 24050592 24718664 25553754 27555232 27808497 29986576 30999636 31860737 33734898 34071672 37077996 41332848 44979864 45428896 49437328 51107508 52527161 55616994 59973152 61999272 63721474 67469796 68143344 69343957 74155992 82665696 89959728 95582211 98874656 102215016 105054322 111233988 114323821 123998544 127442948 134939592 136286688 138687914 148311984 157581483 179919456 191164422 204430032 208031871 210108644 222467976 228647642 247997088 254885896 269879184 277375828 286746633 296623968 315162966 342971463 382328844 408860064 416063742 420217288 444935952 457295284 472744449 509771792 539758368 554751656 573493266 624095613 630325932 685942926 764657688 832127484 840434576 889871904 914590568 945488898 1019543584 1028914389 1109503312 1146986532 1178847269 1248191226 1260651864 1371885852 1529315376 1664254968 1680869152 1829181136 1890977796 1943504957 2057828778 2219006624 2293973064 2357694538 2496382452 2521303728 2743771704 3058630752 3328509936 3536541807 3658362272 3781955592 3887009914 4115657556 4229981377 4587946128 4715389076 4992764904 5042607456 5487543408 5830514871 6657019872 7073083614 7563911184 7774019828 8231315112 8459962754 9175892256 9430778152 9985529808 10609625421 10975086816 11661029742 12689944131 14146167228 15127822368 15548039656 16462630224 16919925508 17491544613 18861556304 19971059616 21219250842 23322059484 25379888262 28292334456 31096079312 32925260448 33839851016 34983089226 37723112608 38069832393 42438501684 46644118968 50759776524 56584668912 62192158624 67679702032 69966178452 71909683409 76139664786 84877003368 93288237936 101519553048 113169337824 135359404064 139932356904 143819366818 152279329572 169754006736 186576475872 203039106096 215729050227 279864713808 287638733636 304558659144 339508013472 406078212192 431458100454 559729427616 575277467272 609117318288 647187150681 862916200908 1150554934544 1218234636576 1294374301362 1725832401816 2301109869088 2588748602724 3451664803632 5177497205448 6903329607264 10354994410896 20709988821792
• Sum of all divisors σ(n): 65141227772712
• Sum of proper divisors (its aliquot sum) s(n): 44431238950920
• 20709988821792 is an abundant number, because the sum of its proper divisors (44431238950920) is greater than itself. Its abundance is 23721250129128

Bases of 20709988821792

• Binary: 100101101010111101011100001101110101100100000₂
• Hexadecimal: 0x12D5EB86EB20
• Base-36: 7CA1CMMG0

Squares and roots of 20709988821792

• 20709988821792 squared (20709988821792²) is 428903636998749592334091264
• 20709988821792 cubed (20709988821792³) is 8882589527870037728720347051762360025088
• The square root of 20709988821792 is 4550822.8730408745
• The cube root of 20709988821792 is 27461.6496048879

Scales and comparisons

• 20,709,988,821,792 seconds is equal to 658,513 years, 30 weeks, 2 days, 16 hours, 43 minutes, 12 seconds.
• To count from 1 to 20,709,988,821,792 would take you about one million, six hundred forty-six thousand, two hundred eighty-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 20709988821792 cubic inches would be around 2288.5 feet tall.

Recreational maths with 20709988821792

• 20709988821792 backwards is 29712888990702
• 20709988821792 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 20709988821792's digits is 72
• More coming soon!