21387074296320

Names of 21387074296320

• Cardinal: 21387074296320 can be written as Twenty-one trillion, three hundred eighty-seven billion, seventy-four million, two hundred ninety-six thousand, three hundred twenty.

Scientific notation

• Scientific notation: 2.138707429632 × 10¹³

Factors of 21387074296320

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 166

Divisors of 21387074296320

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 19 20 24 30 32 36 38 40 45 48 57 60 64 72 76 80 90 95 96 114 120 128 137 144 152 160 171 180 190 192 228 240 256 274 285 288 304 320 342 360 361 380 384 411 456 480 512 548 570 576 608 640 684 685 720 722 760 768 822 855 912 960 1083 1096 1140 1152 1216 1233 1280 1368 1370 1440 1444 1520 1536 1644 1710 1805 1824 1920 2055 2166 2192 2280 2304 2432 2466 2560 2603 2736 2740 2880 2888 3040 3249 3288 3420 3610 3648 3840 4110 4332 4384 4560 4608 4864 4932 5206 5415 5472 5480 5760 5776 6080 6165 6498 6576 6840 7220 7296 7680 7809 8220 8664 8768 9120 9728 9864 10412 10830 10944 10960 11520 11552 12160 12330 12996 13015 13152 13680 14440 14592 15618 16245 16440 17328 17536 18240 18769 19728 20824 21660 21888 21920 23040 23104 23427 24320 24660 25992 26030 26304 27360 28880 29184 31236 32490 32880 34656 35072 36480 37538 39045 39456 41648 43320 43776 43840 46208 46854 48640 49320 49457 51984 52060 52608 54720 56307 57760 62472 64980 65760 69312 70144 72960 75076 78090 78912 83296 86640 87552 87680 92416 93708 93845 98640 98914 103968 104120 105216 109440 112614 115520 117135 124944 129960 131520 138624 145920 148371 150152 156180 157824 166592 168921 173280 175360 184832 187416 187690 197280 197828 207936 208240 210432 218880 225228 231040 234270 247285 249888 259920 263040 277248 281535 296742 300304 312360 315648 333184 337842 346560 350720 356611 374832 375380 394560 395656 415872 416480 437760 445113 450456 462080 468540 494570 499776 519840 526080 554496 563070 593484 600608 624720 631296 666368 675684 693120 713222 741855 749664 750760 789120 791312 831744 832960 844605 890226 900912 924160 937080 989140 999552 1039680 1052160 1069833 1126140 1186968 1201216 1249440 1332736 1351368 1386240 1426444 1483710 1499328 1501520 1578240 1582624 1663488 1665920 1689210 1780452 1783055 1801824 1874160 1978280 1999104 2079360 2139666 2225565 2252280 2373936 2402432 2498880 2571353 2702736 2772480 2852888 2967420 2998656 3003040 3156480 3165248 3209499 3331840 3378420 3560904 3566110 3603648 3748320 3956560 3998208 4158720 4279332 4451130 4504560 4747872 4804864 4997760 5142706 5349165 5405472 5705776 5934840 5997312 6006080 6330496 6418998 6663680 6756840 6775609 7121808 7132220 7207296 7496640 7714059 7913120 8317440 8558664 8902260 9009120 9495744 9609728 9995520 10285412 10698330 10810944 11411552 11869680 11994624 12012160 12660992 12837996 12856765 13513680 13551218 14243616 14264440 14414592 14993280 15428118 15826240 16047495 17117328 17804520 18018240 18991488 19991040 20326827 20570824 21396660 21621888 22823104 23142177 23739360 24024320 25321984 25675992 25713530 27027360 27102436 28487232 28528880 28829184 29986560 30856236 31652480 32094990 33878045 34234656 35609040 36036480 37982976 38570295 40653654 41141648 42793320 43243776 45646208 46284354 47478720 48048640 48855707 51351984 51427060 54054720 54204872 56974464 57057760 59973120 60980481 61712472 63304960 64189980 67756090 68469312 71218080 72072960 75965952 77140590 81307308 82283296 85586640 86487552 91292416 92568708 94957440 97711414 101634135 102703968 102854120 108109440 108409744 113948928 114115520 115710885 121960962 123424944 126609920 128379960 135512180 136938624 142436160 144145920 146567121 154281180 162614616 164566592 171173280 182584832 185137416 189914880 195422828 203268270 205407936 205708240 216218880 216819488 227897856 228231040 231421770 243921924 244278535 246849888 256759920 271024360 273877248 284872320 293134242 304902405 308562360 325229232 329133184 342346560 370274832 379829760 390845656 406536540 410815872 411416480 432437760 433638976 439701363 456462080 462843540 487843848 488557070 493699776 513519840 542048720 547754496 569744640 586268484 609804810 617124720 650458464 658266368 684693120 732835605 740549664 781691312 813073080 821631744 822832960 867277952 879402726 912924160 925687080 928258433 975687696 977114140 987399552 1027039680 1084097440 1139489280 1172536968 1219609620 1234249440 1300916928 1316532736 1369386240 1465671210 1481099328 1563382624 1626146160 1643263488 1645665920 1734555904 1758805452 1851374160 1856516866 1951375392 1954228280 1974799104 2054079360 2168194880 2198506815 2345073936 2439219240 2468498880 2601833856 2738772480 2784775299 2931342420 2962198656 3126765248 3252292320 3291331840 3469111808 3517610904 3702748320 3713033732 3902750784 3908456560 3949598208 4108158720 4336389760 4397013630 4641292165 4690147872 4878438480 4936997760 5203667712 5569550598 5862684840 5924397312 6253530496 6504584640 6582663680 7035221808 7405496640 7426067464 7805501568 7816913120 8216317440 8354325897 8672779520 8794027260 9282584330 9380295744 9756876960 9873995520 10407335424 11139101196 11725369680 11848794624 12507060992 13009169280 13923876495 14070443616 14810993280 14852134928 15611003136 15633826240 16708651794 17345559040 17588054520 18565168660 18760591488 19513753920 19747991040 22278202392 23450739360 25014121984 26018338560 27847752990 28140887232 29621986560 29704269856 31222006272 31267652480 33417303588 35176109040 37130337320 37521182976 39027507840 41771629485 44556404784 46901478720 52036677120 55695505980 56281774464 59243973120 59408539712 62535304960 66834607176 70352218080 74260674640 75042365952 78055015680 83543258970 89112809568 93802957440 111391011960 112563548928 118817079424 125070609920 133669214352 140704436160 148521349280 156110031360 167086517940 178225619136 187605914880 222782023920 225127097856 237634158848 267338428704 281408872320 297042698560 334173035880 356451238272 375211829760 445564047840 475268317696 534676857408 562817744640 594085397120 668346071760 712902476544 891128095680 1069353714816 1125635489280 1188170794240 1336692143520 1425804953088 1782256191360 2138707429632 2376341588480 2673384287040 3564512382720 4277414859264 5346768574080 7129024765440 10693537148160 21387074296320
• Sum of all divisors σ(n): 78747825653640
• Sum of proper divisors (its aliquot sum) s(n): 57360751357320
• 21387074296320 is an abundant number, because the sum of its proper divisors (57360751357320) is greater than itself. Its abundance is 35973677061000

Bases of 21387074296320

• Binary: 100110111001110010000111101110101101000000000₂
• Hexadecimal: 0x137390F75A00
• Base-36: 7KX33U680

Squares and roots of 21387074296320

• 21387074296320 squared (21387074296320²) is 457406946956311623165542400
• 21387074296320 cubed (21387074296320³) is 9782596358207537973795829735351123968000
• The square root of 21387074296320 is 4624616.1242118247
• The cube root of 21387074296320 is 27757.7201348893

Scales and comparisons

• 21,387,074,296,320 seconds is equal to 680,042 years, 42 weeks, 3 hours, 12 minutes.
• To count from 1 to 21,387,074,296,320 would take you about one million, seven hundred thousand, one hundred seven 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 21387074296320 cubic inches would be around 2313.1 feet tall.

Recreational maths with 21387074296320

• 21387074296320 backwards is 02369247078312
• The number of decimal digits it has is: 14
• The sum of 21387074296320's digits is 54
• More coming soon!