72155729416680

Names of 72155729416680

• Cardinal: 72155729416680 can be written as Seventy-two trillion, one hundred fifty-five billion, seven hundred twenty-nine million, four hundred sixteen thousand, six hundred eighty.

Scientific notation

• Scientific notation: 7.215572941668 × 10¹³

Factors of 72155729416680

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 797498

Divisors of 72155729416680

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 13 14 15 18 20 21 24 26 27 28 30 35 36 39 40 42 45 52 54 56 60 63 65 70 72 78 81 84 90 91 104 105 108 117 120 126 130 135 140 156 162 168 180 182 189 195 210 216 234 252 260 270 273 280 307 312 315 324 351 360 364 378 390 405 420 455 468 504 520 540 546 567 585 614 630 648 702 728 756 780 810 819 840 910 921 936 945 1053 1080 1092 1134 1170 1228 1260 1365 1404 1512 1535 1560 1620 1638 1755 1820 1842 1890 2106 2149 2184 2268 2340 2456 2457 2520 2730 2763 2808 2835 3070 3240 3276 3510 3640 3684 3780 3991 4095 4212 4298 4536 4605 4680 4914 5265 5460 5526 5670 6140 6447 6552 7020 7368 7371 7560 7982 8190 8289 8424 8596 9210 9828 10530 10745 10920 11052 11340 11973 12280 12285 12894 13815 14040 14742 15964 16380 16578 17192 18420 19341 19656 19955 21060 21490 22104 22680 23946 24570 24867 25788 27630 27937 29484 31928 32235 32760 33156 35919 36840 36855 38682 39910 41445 42120 42980 47892 49140 49734 51576 55260 55874 58023 58968 59865 64470 66312 71838 73710 77364 79820 82890 83811 85960 95784 96705 98280 99468 107757 110520 111748 116046 119730 124335 128940 139685 143676 147420 154728 159640 165780 167622 174069 179595 193410 198936 215514 223496 232092 239460 248670 251433 257880 279370 287352 290115 294840 323271 331560 335244 348138 359190 386820 419055 431028 464184 478920 497340 502866 538785 558740 580230 646542 670488 696276 718380 754299 773640 797161 838110 862056 870345 994680 1005732 1077570 1117480 1160460 1257165 1293084 1392552 1436760 1508598 1594322 1616355 1676220 1740690 2011464 2155140 2262897 2320920 2391483 2514330 2586168 3017196 3188644 3232710 3352440 3481380 3771495 3985805 4310280 4525794 4782966 5028660 5580127 6034392 6377288 6465420 6962760 7174449 7542990 7971610 9051588 9565932 10057320 10363093 11160254 11314485 11957415 12930840 14348898 15085980 15943220 16740381 18103176 19131864 20726186 21523347 22320508 22628970 23914830 27900635 28697796 30171960 31089279 31886440 33480762 35872245 41452372 43046694 44641016 45257940 47829660 50221143 51815465 55801270 57395592 62178558 64570041 66961524 71744490 72541651 82904744 83701905 86093388 90515880 93267837 95659320 100442286 103630930 107616735 111602540 124357116 129140082 133923048 143488980 145083302 150663429 155446395 167403810 172186776 186535674 200884572 207261860 215233470 217624953 223205080 244728427 248714232 251105715 258280164 279803511 286977960 290166604 301326858 310892790 322850205 334807620 362708255 373071348 401769144 414523720 430466940 435249906 451990287 466339185 489456854 502211430 516560328 559607022 580333208 602653716 621785580 645700410 652874859 669615240 725416510 734185281 746142696 753317145 839410533 860933880 870499812 903980574 932678370 978913708 1004422860 1088124765 1119214044 1205307432 1223642135 1243571160 1291400820 1305749718 1399017555 1450833020 1468370562 1506634290 1678821066 1713098989 1740999624 1807961148 1865356740 1957827416 1958624577 2008845720 2176249530 2202555843 2238428088 2259951435 2447284270 2582801640 2611499436 2798035110 2901666040 2936741124 3013268580 3181469551 3264374295 3357642132 3426197978 3615922296 3670926405 3730713480 3917249154 4197052665 4352499060 4405111686 4519902870 4894568540 5139296967 5222998872 5596070220 5873482248 5875873731 6026537160 6362939102 6528748590 6607667529 6715284264 6852395956 7341852810 7834498308 8394105330 8565494945 8704998120 8810223372 9039805740 9544408653 9789137080 9793122885 10278593934 11012779215 11192140440 11751747462 12725878204 13057497180 13215335058 13704791912 14683705620 15417890901 15668996616 15907347755 16788210660 17130989890 17620446744 18079611480 19088817306 19586245770 19823002587 20557187868 22025558430 22270286857 23503494924 25451756408 25696484835 26114994360 26430670116 28633225959 29367411240 29379368655 30835781802 31814695510 33038337645 33576421320 34261979780 38177634612 39172491540 39646005174 41114375736 44051116860 44540573714 46253672703 47006989848 47722043265 51392969670 52861340232 57266451918 58758737310 61671563604 63629391020 66076675290 66810860571 68523959560 76355269224 77089454505 78344983080 79292010348 85899677877 88102233720 89081147428 92507345406 95444086530 99115012935 102785939340 111351434285 114532903836 117517474620 123343127208 127258782040 132153350580 133621721142 138761018109 143166129795 154178909010 158584020696 171799355754 178162294856 185014690812 190888173060 198230025870 200432581713 205571878680 222702868570 229065807672 231268363515 235034949240 257699033631 264306701160 267243442284 277522036218 286332259590 308357818020 334054302855 343598711508 370029381624 381776346120 396460051740 400865163426 429498389385 445405737140 462536727030 515398067262 534486884568 555044072436 572664519180 601297745139 616715636040 668108605710 687197423016 693805090545 792920103480 801730326852 858996778770 890811474280 925073454060 1002162908565 1030796134524 1110088144872 1145329038360 1202595490278 1288495168155 1336217211420 1387610181090 1603460653704 1717993557540 1803893235417 1850146908120 2004325817130 2061592269048 2405190980556 2576990336310 2672434422840 2775220362180 3006488725695 3435987115080 3607786470834 4008651634260 4810381961112 5153980672620 5550440724360 6012977451390 7215572941668 8017303268520 9019466177085 10307961345240 12025954902780 14431145883336 18038932354170 24051909805560 36077864708340 72155729416680
• Sum of all divisors σ(n): 299463024833280
• Sum of proper divisors (its aliquot sum) s(n): 227307295416600
• 72155729416680 is an abundant number, because the sum of its proper divisors (227307295416600) is greater than itself. Its abundance is 155151565999920

Bases of 72155729416680

• Binary: 10000011010000000010000100111101101000111101000₂
• Hexadecimal: 0x41A0109ED1E8
• Base-36: PKRVUAEI0

Squares and roots of 72155729416680

• 72155729416680 squared (72155729416680²) is 5206449287653139493062222400
• 72155729416680 cubed (72155729416680³) is 375675146021566268439905263601296429632000
• The square root of 72155729416680 is 8494452.8615255733
• The cube root of 72155729416680 is 41631.6484033349

Scales and comparisons

• 72,155,729,416,680 seconds is equal to 2,294,329 years, 1 day, 3 hours, 18 minutes.
• To count from 1 to 72,155,729,416,680 would take you about five million, seven hundred thirty-five thousand, eight hundred twenty-two 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 72155729416680 cubic inches would be around 3469.3 feet tall.

Recreational maths with 72155729416680

• 72155729416680 backwards is 08661492755127
• 72155729416680 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 72155729416680's digits is 63
• More coming soon!