20438405528176320

Names of 20438405528176320

• Cardinal: 20438405528176320 can be written as Twenty quadrillion, four hundred thirty-eight trillion, four hundred five billion, five hundred twenty-eight million, one hundred seventy-six thousand, three hundred twenty.

Scientific notation

• Scientific notation: 2.043840552817632 × 10¹⁶

Factors of 20438405528176320

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 21021878

Divisors of 20438405528176320

• 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 37 40 48 60 62 64 74 80 93 96 111 120 124 148 155 160 185 186 192 222 240 248 296 310 320 370 372 444 465 480 496 555 592 620 740 744 883 888 930 960 992 1110 1147 1184 1240 1480 1488 1766 1776 1860 1984 2220 2294 2368 2480 2649 2960 2976 3441 3532 3552 3720 4415 4440 4588 4960 5298 5735 5920 5952 6882 7064 7104 7440 8830 8880 9176 9920 10596 11470 11840 13245 13764 14128 14880 17205 17660 17760 18352 21192 22940 26490 27373 27528 28256 29760 32671 34410 35320 35520 36704 42384 45880 52980 54746 55056 56512 65342 68820 70640 73408 82119 84768 91760 98013 105960 109492 110112 130684 136865 137640 141280 163355 164238 169536 183520 196026 211920 218984 220224 261368 273730 275280 282560 326710 328476 367040 392052 410595 423840 437968 490065 522736 547460 550560 653420 656952 784104 821190 847680 875936 980130 1012801 1045472 1094920 1101120 1306840 1313904 1568208 1642380 1751872 1960260 2025602 2090944 2189840 2613680 2627808 3038403 3136416 3284760 3920520 4051204 4379680 5064005 5227360 5255616 6076806 6272832 6569520 7841040 8102408 8759360 10128010 10454720 12153612 13139040 15192015 15682080 16204816 20256020 21020917 24307224 26278080 30384030 31364160 32409632 40512040 42041834 48614448 60768060 63062751 64819264 81024080 84083668 97228896 105104585 121536120 126125502 162048160 168167336 194457792 210209170 243072240 252251004 315313755 324096320 336334672 420418340 486144480 504502008 630627510 651648427 672669344 777773929 840836680 972288960 1009004016 1261255020 1303296854 1345338688 1555547858 1681673360 1954945281 2018008032 2333321787 2522510040 2606593708 3111095716 3258242135 3363346720 3888869645 3909890562 4036016064 4666643574 5045020080 5213187416 6222191432 6516484270 6726693440 7777739290 7819781124 9333287148 9774726405 10090040160 10426374832 11666608935 12444382864 13032968540 15555478580 15639562248 18561469711 18666574296 19549452810 20180080320 20852749664 23333217870 24110991799 24888765728 26065937080 31110957160 31279124496 37122939422 37333148592 39098905620 41705499328 46666435740 48221983598 49777531456 52131874160 55684409133 62221914320 62558248992 72332975397 74245878844 74666297184 78197811240 92807348555 93332871480 96443967196 104263748320 111368818266 120554958995 124443828640 125116497984 144665950794 148491757688 149332594368 156395622480 185614697110 186665742960 192887934392 208527496640 222737636532 241109917990 248887657280 278422045665 289331901588 296983515376 312791244960 361664876985 371229394220 373331485920 385775868784 445475273064 482219835980 556844091330 575405561041 578663803176 593967030752 625582489920 686774379307 723329753970 742458788440 746662971840 771551737568 890950546128 964439671960 1113688182660 1150811122082 1157327606352 1187934061504 1373548758614 1446659507940 1484917576880 1543103475136 1726216683123 1781901092256 1928879343920 2060323137921 2227376365320 2301622244164 2314655212704 2747097517228 2877027805205 2893319015880 2969835153760 3433871896535 3452433366246 3563802184512 3857758687840 4120646275842 4454752730640 4603244488328 4629310425408 5494195034456 5754055610410 5786638031760 5939670307520 6867743793070 6904866732492 7715517375680 8241292551684 8631083415615 8909505461280 9206488976656 10301615689605 10988390068912 11508111220820 11573276063520 13735487586140 13809733464984 16482585103368 17262166831230 17819010922560 18412977953312 20603231379210 21290005758517 21976780137824 23016222441640 23146552127040 27470975172280 27619466929968 32965170206736 34524333662460 36825955906624 41206462758420 42580011517034 43953560275648 46032444883280 54941950344560 55238933859936 63870017275551 65930340413472 69048667324920 82412925516840 85160023034068 92064889766560 106450028792585 109883900689120 110477867719872 127740034551102 131860680826944 138097334649840 164825851033680 170320046068136 184129779533120 212900057585170 219767801378240 255480069102204 276194669299680 319350086377755 329651702067360 340640092136272 425800115170340 510960138204408 552389338599360 638700172755510 659303404134720 681280184272544 851600230340680 1021920276408816 1277400345511020 1362560368545088 1703200460681360 2043840552817632 2554800691022040 3406400921362720 4087681105635264 5109601382044080 6812801842725440 10219202764088160 20438405528176320
• Sum of all divisors σ(n): 68873551900348416
• Sum of proper divisors (its aliquot sum) s(n): 48435146372172096
• 20438405528176320 is an abundant number, because the sum of its proper divisors (48435146372172096) is greater than itself. Its abundance is 27996740843995776

Bases of 20438405528176320

• Binary: 1001000100111001001111100011101010010000100011011000000₂
• Hexadecimal: 0x489C9F1D4846C0
• Base-36: 5L8T5VNHEIO

Squares and roots of 20438405528176320

• 20438405528176320 squared (20438405528176320²) is 417728420534188358109425008742400
• 20438405528176320 cubed (20438405528176320³) is 8537702859522317926485503818883970305528659968000
• The square root of 20438405528176320 is 142962951.5929785215
• The cube root of 20438405528176320 is 273410.8031550953

Scales and comparisons

• 20,438,405,528,176,320 seconds is equal to 649,878,075 years, 34 weeks, 1 day, 1 hour, 52 minutes.
• To count from 1 to 20,438,405,528,176,320 would take you about one billion, nine hundred forty-nine million, six hundred thirty-four thousand, two hundred twenty-six 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 20438405528176320 cubic inches would be around 22784.2 feet tall.

Recreational maths with 20438405528176320

• 20438405528176320 backwards is 02367182550483402
• 20438405528176320 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 20438405528176320's digits is 60
• More coming soon!