21097579986644160

Names of 21097579986644160

• Cardinal: 21097579986644160 can be written as Twenty-one quadrillion, ninety-seven trillion, five hundred seventy-nine billion, nine hundred eighty-six million, six hundred forty-four thousand, one hundred sixty.

Scientific notation

• Scientific notation: 2.109757998664416 × 10¹⁶

Factors of 21097579986644160

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 384470

Divisors of 21097579986644160

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 31 32 40 48 60 62 64 80 93 96 120 124 155 160 186 192 240 248 310 311 320 372 465 480 496 620 622 744 930 933 960 992 1240 1244 1488 1555 1860 1866 1984 2480 2488 2976 3110 3720 3732 4665 4960 4976 5952 6029 6220 7440 7464 9330 9641 9920 9952 12058 12440 14880 14928 18087 18660 19282 19904 24116 24880 28923 29760 29856 30145 36174 37320 38564 48205 48232 49760 57846 59712 60290 72348 74640 77128 90435 96410 96464 99520 115692 120580 144615 144696 149280 154256 180870 186899 192820 192928 231384 241160 289230 289392 298560 308512 361740 373798 378089 385640 385856 462768 482320 560697 578460 578784 617024 723480 747596 756178 771280 925536 934495 964640 1121394 1134267 1156920 1157568 1446960 1495192 1512356 1542560 1851072 1868990 1875019 1890445 1929280 2242788 2268534 2313840 2803485 2893920 2990384 3024712 3085120 3737980 3750038 3780890 4485576 4537068 4627680 5606970 5625057 5671335 5787840 5980768 6049424 7475960 7500076 7561780 8971152 9074136 9255360 9375095 11213940 11250114 11342670 11720759 11961536 12098848 14951920 15000152 15123560 17942304 18148272 18750190 22427880 22500228 22685340 23441518 24197696 28125285 29903840 30000304 30247120 35162277 35884608 36296544 37500380 44855760 45000456 45370680 46883036 56250570 58125589 58603795 59807680 60000608 60494240 70324554 72593088 75000760 89711520 90000912 90741360 93766072 112501140 116251178 117207590 117585679 120001216 120988480 140649108 150001520 174376767 175811385 179423040 180001824 181482720 187532144 225002280 232502356 234415180 235171358 281298216 290627945 300003040 348753534 351622770 352757037 360003648 362965440 375064288 450004560 465004712 468830360 470342716 562596432 581255890 587928395 600006080 697507068 703245540 705514074 750128576 871883835 900009120 930009424 937660720 940685432 1125192864 1162511780 1175856790 1395014136 1406491080 1411028148 1743767670 1763785185 1800018240 1860018848 1875321440 1881370864 2250385728 2279498581 2325023560 2351713580 2790028272 2812982160 2822056296 3487535340 3527570370 3645156049 3720037696 3750642880 3762741728 4558997162 4650047120 4703427160 5580056544 5625964320 5644112592 6838495743 6975070680 7055140740 7290312098 7525483456 9117994324 9300094240 9406854320 10935468147 11160113088 11251928640 11288225184 11397492905 13676991486 13950141360 14110281480 14580624196 18225780245 18235988648 18600188480 18813708640 21870936294 22576450368 22794985810 27353982972 27900282720 28220562960 29161248392 34192478715 36451560490 36471977296 37627417280 43741872588 45589971620 54677340735 54707965944 55800565440 56441125920 58322496784 68384957430 70664456011 72903120980 72943954592 87483745176 91179943240 109354681470 109415931888 112882251840 116644993568 136769914860 141328912022 145806241960 145887909184 174967490352 182359886480 211993368033 218709362940 218831863776 233289987136 273539829720 282657824044 291612483920 349934980704 353322280055 364719772960 423986736066 437418725880 437663727552 547079659440 565315648088 583224967840 699869961408 706644560110 708924058691 729439545920 847973472132 874837451760 1059966840165 1094159318880 1130631296176 1166449935680 1413289120220 1417848117382 1695946944264 1749674903520 2119933680330 2126772176073 2188318637760 2261262592352 2826578240440 2835696234764 3391893888528 3499349807040 3544620293455 4239867360660 4253544352146 4522525184704 5653156480880 5671392469528 6783787777056 7089240586910 8479734721320 8507088704292 10633860880365 11306312961760 11342784939056 13567575554112 14178481173820 16959469442640 17014177408584 21267721760730 21976645819421 22612625923520 22685569878112 28356962347640 33918938885280 34028354817168 42535443521460 43953291638842 45371139756224 56713924695280 65929937458263 67837877770560 68056709634336 85070887042920 87906583277684 109883229097105 113427849390560 131859874916526 136113419268672 170141774085840 175813166555368 219766458194210 226855698781120 263719749833052 329649687291315 340283548171680 351626333110736 439532916388420 527439499666104 659299374582630 680567096343360 703252666221472 879065832776840 1054878999332208 1318598749165260 1406505332442944 1758131665553680 2109757998664416 2637197498330520 3516263331107360 4219515997328832 5274394996661040 7032526662214720 10548789993322080 21097579986644160
• Sum of all divisors σ(n): 69379639376486400
• Sum of proper divisors (its aliquot sum) s(n): 48282059389842240
• 21097579986644160 is an abundant number, because the sum of its proper divisors (48282059389842240) is greater than itself. Its abundance is 27184479403198080

Bases of 21097579986644160

• Binary: 1001010111101000010001100100000101110010110110011000000₂
• Hexadecimal: 0x4AF42320B96CC0
• Base-36: 5RQGUG0OATC

Squares and roots of 21097579986644160

• 21097579986644160 squared (21097579986644160²) is 445107881292848194443978462105600
• 21097579986644160 cubed (21097579986644160³) is 9390699128261578564851117493267199144671543296000
• The square root of 21097579986644160 is 145250060.1949760293
• The cube root of 21097579986644160 is 276319.0841017945

Scales and comparisons

• 21,097,579,986,644,160 seconds is equal to 670,837,784 years, 24 weeks, 5 days, 2 hours, 56 minutes.
• To count from 1 to 21,097,579,986,644,160 would take you about two billion, twelve million, five hundred thirteen thousand, three hundred fifty-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 21097579986644160 cubic inches would be around 23026.6 feet tall.

Recreational maths with 21097579986644160

• 21097579986644160 backwards is 06144668997579012
• The number of decimal digits it has is: 17
• The sum of 21097579986644160's digits is 84
• More coming soon!