12870398288121920

Names of 12870398288121920

• Cardinal: 12870398288121920 can be written as Twelve quadrillion, eight hundred seventy trillion, three hundred ninety-eight billion, two hundred eighty-eight million, one hundred twenty-one thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.287039828812192 × 10¹⁶

Factors of 12870398288121920

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 965900

Divisors of 12870398288121920

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 16 20 26 28 32 35 40 52 56 64 65 70 80 91 104 109 112 130 140 160 182 208 218 224 260 280 320 364 416 436 448 455 520 545 560 728 763 832 872 910 1040 1090 1120 1417 1456 1526 1744 1820 2080 2180 2240 2834 2912 3052 3488 3640 3815 4160 4217 4360 5668 5824 6104 6976 7085 7280 7630 8434 8720 9919 11336 12208 14170 14560 15260 16868 17440 19838 21085 22672 24416 28340 29120 29519 30520 33736 34880 39676 42170 45344 48832 49595 54821 56680 59038 61040 67472 79352 84340 90688 99190 109642 113360 118076 122080 134944 147595 158704 168680 198380 219284 226720 236152 244160 269888 274105 295190 317408 337360 383747 396760 438568 453440 459653 472304 548210 590380 634816 674720 767494 793520 877136 919306 944608 961547 1096420 1180760 1349440 1534988 1587040 1754272 1838612 1889216 1918735 1923094 2192840 2298265 2361520 3069976 3174080 3217571 3508544 3677224 3837470 3846188 4385680 4596530 4723040 4807735 5975489 6139952 6435142 6730829 7354448 7674940 7692376 8771360 9193060 9446080 9615470 11950978 12279904 12500111 12870284 13461658 14708896 15349880 15384752 16087855 17542720 18386120 19230940 23901956 24559808 25000222 25740568 26923316 29417792 29877445 30699760 30769504 32175710 33654145 36772240 38461880 41828423 47803912 50000444 51481136 53846632 59754890 61399520 61539008 62500555 64351420 67308290 73544480 76923760 83656846 87500777 95607824 100000888 102962272 104808623 107693264 119509780 122799040 125001110 128702840 134616580 147088960 153847520 167313692 175001554 191215648 200001776 205924544 209142115 209617246 215386528 239019560 250002220 257405680 269233160 307695040 334627384 350003108 382431296 400003552 418284230 419234492 430773056 437503885 478039120 500004440 514811360 524043115 538466320 669254768 700006216 733660361 800007104 836568460 838468984 875007770 956078240 1000008880 1029622720 1048086230 1076932640 1338509536 1362512099 1400012432 1467320722 1673136920 1676937968 1750015540 1912156480 2000017760 2096172460 2153865280 2677019072 2725024198 2800024864 2934641444 3346273840 3353875936 3500031080 3668301805 4000035520 4054843699 4192344920 5450048396 5600049728 5869282888 6692547680 6707751872 6812560495 7000062160 7336603610 8109687398 8384689840 9537584693 10900096792 11738565776 13385095360 13625120990 14000124320 14673207220 16219374796 16769379680 19075169386 20274218495 21800193584 23477131552 27250241980 28000248640 28383905893 29346414440 32438749592 33538759360 38150338772 40548436990 43600387168 46954263104 47687923465 52712968087 54500483960 56767811786 58692828880 64877499184 76300677544 81096873980 87200774336 95375846930 105425936174 109000967920 113535623572 117385657760 129754998368 141919529465 152601355088 162193747960 190751693860 210851872348 218001935840 227071247144 234771315520 259509996736 263564840435 283839058930 305202710176 324387495920 368990776609 381503387720 421703744696 436003871680 441977963191 454142494288 527129680870 567678117860 610405420352 648774991840 737981553218 763006775440 843407489392 883955926382 908284988576 1054259361740 1135356235720 1297549983680 1475963106436 1526013550880 1686814978784 1767911852764 1816569977152 1844953883045 2108518723480 2209889815955 2270712471440 2951926212872 3052027101760 3093845742337 3373629957568 3535823705528 3689907766090 4217037446960 4419779631910 4541424942880 5745713521483 5903852425744 6187691484674 7071647411056 7379815532180 8434074893920 8839559263820 9082849885760 11491427042966 11807704851488 12375382969348 14143294822112 14759631064360 15469228711685 16868149787840 17679118527640 22982854085932 23615409702976 24750765938696 28286589644224 28728567607415 29519262128720 30938457423370 35358237055280 40219994650381 45965708171864 49501531877392 57457135214830 59038524257440 61876914846740 70716474110560 80439989300762 91931416343728 99003063754784 114914270429660 118077048514880 123753829693480 141432948221120 160879978601524 183862832687456 198006127509568 201099973251905 229828540859320 247507659386960 321759957203048 367725665374912 402199946503810 459657081718640 495015318773920 643519914406096 804399893007620 919314163437280 990030637547840 1287039828812192 1608799786015240 1838628326874560 2574079657624384 3217599572030480 6435199144060960 12870398288121920
• Sum of all divisors σ(n): 38075290318517760
• Sum of proper divisors (its aliquot sum) s(n): 25204892030395840
• 12870398288121920 is an abundant number, because the sum of its proper divisors (25204892030395840) is greater than itself. Its abundance is 12334493742273920

Bases of 12870398288121920

• Binary: 101101101110011000111100011110000101001101000001000000₂
• Hexadecimal: 0x2DB98F1E14D040
• Base-36: 3IQ6BCKWTA8

Squares and roots of 12870398288121920

• 12870398288121920 squared (12870398288121920²) is 165647152094891648862560784486400
• 12870398288121920 cubed (12870398288121920³) is 2131944822754364791849608657779022930127781888000
• The square root of 12870398288121920 is 113447777.8016031481
• The cube root of 12870398288121920 is 234349.4807595087

Scales and comparisons

• 12,870,398,288,121,920 seconds is equal to 409,238,854 years, 41 weeks, 6 days, 13 hours, 25 minutes, 20 seconds.
• To count from 1 to 12,870,398,288,121,920 would take you about one billion, two hundred twenty-seven million, seven hundred sixteen thousand, five hundred sixty-four 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 12870398288121920 cubic inches would be around 19529.1 feet tall.

Recreational maths with 12870398288121920

• 12870398288121920 backwards is 02912188289307821
• The number of decimal digits it has is: 17
• The sum of 12870398288121920's digits is 71
• More coming soon!