21331151544320

Names of 21331151544320

• Cardinal: 21331151544320 can be written as Twenty-one trillion, three hundred thirty-one billion, one hundred fifty-one million, five hundred forty-four thousand, three hundred twenty.

Scientific notation

• Scientific notation: 2.133115154432 × 10¹³

Factors of 21331151544320

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 654

Divisors of 21331151544320

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 4 5 8 10 16 20 31 32 40 53 62 64 80 106 124 128 155 160 212 248 256 265 310 320 424 496 512 530 563 620 640 848 992 1024 1060 1126 1240 1280 1643 1696 1984 2048 2120 2252 2480 2560 2815 3286 3392 3968 4096 4240 4504 4960 5120 5630 6572 6784 7936 8192 8215 8480 9008 9920 10240 11260 13144 13568 15872 16430 16960 17453 18016 19840 20480 22520 26288 27136 29839 31744 32860 33920 34906 36032 39680 40960 45040 52576 54272 59678 63488 65720 67840 69812 72064 79360 87265 90080 105152 108544 119356 126976 131440 135680 139624 144128 149195 158720 174530 180160 210304 217088 238712 253952 262880 271360 279248 288256 298390 316969 317440 349060 360320 420608 434176 477424 525760 542720 558496 576512 596780 633938 634880 698120 720640 841216 925009 954848 1051520 1085440 1116992 1153024 1193560 1267876 1269760 1396240 1441280 1584845 1682432 1850018 1909696 2103040 2170880 2233984 2306048 2387120 2535752 2792480 2882560 3169690 3364864 3700036 3819392 4206080 4467968 4612096 4625045 4774240 5071504 5584960 5765120 6339380 6729728 7400072 7638784 8412160 8935936 9250090 9548480 9826039 10143008 11169920 11530240 12678760 13459456 14800144 15277568 16799357 16824320 17871872 18500180 19096960 19652078 20286016 22339840 23060480 25357520 29600288 30555136 33598714 33648640 35743744 37000360 38193920 39304156 40572032 44679680 49130195 50715040 59200576 61110272 67197428 67297280 71487488 74000720 76387840 78608312 81144064 83996785 89359360 98260390 101430080 118401152 122220544 134394856 142974976 148001440 152775680 157216624 162288128 167993570 178718720 196520780 202860160 236802304 244441088 268789712 296002880 305551360 314433248 324576256 335987140 357437440 393041560 405720320 473604608 520780067 537579424 592005760 611102720 628866496 649152512 671974280 714874880 786083120 811440640 947209216 1041560134 1075158848 1184011520 1222205440 1257732992 1298305024 1343948560 1572166240 1622881280 1894418432 2083120268 2150317696 2368023040 2515465984 2596610048 2603900335 2687897120 3144332480 3245762560 3788836864 4166240536 4300635392 4736046080 5030931968 5207800670 5375794240 6288664960 6491525120 7577673728 8332481072 8601270784 9472092160 10061863936 10415601340 10751588480 12577329920 12983050240 16664962144 17202541568 18944184320 20123727872 20831202680 21503176960 25154659840 33329924288 34405083136 37888368640 40247455744 41662405360 43006353920 50309319680 66659848576 68810166272 80494911488 83324810720 86012707840 100618639360 133319697152 137620332544 166649621440 172025415680 201237278720 266639394304 333299242880 344050831360 402474557440 533278788608 666598485760 688101662720 1066557577216 1333196971520 2133115154432 2666393943040 4266230308864 5332787886080 10665575772160 21331151544320
• Sum of all divisors σ(n): 53935820065152
• Sum of proper divisors (its aliquot sum) s(n): 32604668520832
• 21331151544320 is an abundant number, because the sum of its proper divisors (32604668520832) is greater than itself. Its abundance is 11273516976512

Bases of 21331151544320

• Binary: 100110110011010001011101101011110000000000000₂
• Hexadecimal: 0x13668BB5E000
• Base-36: 7K7E8VIM8

Squares and roots of 21331151544320

• 21331151544320 squared (21331151544320²) is 455018026206745520924262400
• 21331151544320 cubed (21331151544320³) is 9706058472413457950264822767516909568000
• The square root of 21331151544320 is 4618565.9618890363
• The cube root of 21331151544320 is 27733.5054617851

Scales and comparisons

• 21,331,151,544,320 seconds is equal to 678,264 years, 33 weeks, 1 day, 1 hour, 25 minutes, 20 seconds.
• To count from 1 to 21,331,151,544,320 would take you about one million, six hundred ninety-five thousand, six hundred sixty-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 21331151544320 cubic inches would be around 2311.1 feet tall.

Recreational maths with 21331151544320

• 21331151544320 backwards is 02344515113312
• The number of decimal digits it has is: 14
• The sum of 21331151544320's digits is 35
• More coming soon!