28423729624642560

Names of 28423729624642560

• Cardinal: 28423729624642560 can be written as Twenty-eight quadrillion, four hundred twenty-three trillion, seven hundred twenty-nine billion, six hundred twenty-four million, six hundred forty-two thousand, five hundred sixty.

Scientific notation

• Scientific notation: 2.842372962464256 × 10¹⁶

Factors of 28423729624642560

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 498497

Divisors of 28423729624642560

• Number of divisors d(n): 792
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 30 32 36 39 40 45 48 52 60 64 65 72 78 80 90 96 104 117 120 128 130 144 156 160 169 180 192 195 208 234 240 256 260 288 312 320 338 360 384 390 416 468 480 507 512 520 576 585 624 640 676 720 768 780 832 845 936 960 1014 1024 1040 1152 1170 1248 1280 1352 1440 1521 1536 1560 1664 1690 1872 1920 2028 2080 2304 2340 2496 2535 2560 2704 2880 3042 3072 3120 3328 3380 3744 3840 4056 4160 4608 4680 4992 5070 5120 5408 5760 6084 6240 6656 6760 7433 7488 7605 7680 8112 8320 9216 9360 9984 10140 10816 11520 12168 12480 13312 13520 14866 14976 15210 15360 16224 16640 18720 19968 20280 21632 22299 23040 24336 24960 27040 29732 29952 30420 32448 33280 37165 37440 39936 40560 43264 44598 46080 48672 49920 54080 59464 59904 60840 64896 66560 66897 74330 74880 81120 86528 89196 96629 97344 99840 108160 111495 118928 119808 121680 129792 133794 148660 149760 162240 173056 178392 193258 194688 199680 216320 222990 237856 243360 259584 267588 289887 297320 299520 324480 334485 356784 386516 389376 432640 445980 475712 483145 486720 491041 519168 535176 579774 594640 599040 648960 668970 713568 773032 778752 865280 869661 891960 951424 966290 973440 982082 1070352 1159548 1189280 1256177 1297920 1337940 1427136 1449435 1473123 1546064 1557504 1739322 1783920 1902848 1932580 1946880 1964164 2140704 2319096 2378560 2455205 2512354 2595840 2675880 2854272 2898870 2946246 3092128 3478644 3567840 3768531 3805696 3865160 3893760 3928328 4281408 4348305 4419369 4638192 4757120 4910410 5024708 5351760 5708544 5797740 5892492 6184256 6280885 6383533 6957288 7135680 7365615 7537062 7611392 7730320 7787520 7856656 8562816 8696610 8838738 9276384 9514240 9820820 10049416 10703520 11305593 11417088 11595480 11784984 12368512 12561770 12767066 13914576 14271360 14731230 15074124 15460640 15713312 17125632 17393220 17677476 18552768 18842655 19028480 19150599 19641640 20098832 21407040 22096845 22611186 22834176 23190960 23569968 24737024 25123540 25534132 27829152 28542720 29462460 30148248 30921280 31426624 31917665 34251264 34786440 35354952 37105536 37685310 38056960 38301198 39283280 40197664 42814080 44193690 45222372 46381920 47139936 49474048 50247080 51068264 55658304 56527965 57085440 57451797 58924920 60296496 61842560 62853248 63835330 68502528 69572880 70709904 74211072 75370620 76602396 78566560 80395328 82985929 85628160 88387380 90444744 92763840 94279872 95752995 98948096 100494160 102136528 111316608 113055930 114170880 114903594 117849840 120592992 123685120 125706496 127670660 139145760 141419808 148422144 150741240 153204792 157133120 160790656 165971858 171256320 176774760 180889488 185527680 188559744 191505990 200988320 204273056 222633216 226111860 229807188 235699680 241185984 247370240 248957787 251412992 255341320 278291520 282839616 287258985 296844288 301482480 306409584 314266240 321581312 331943716 342512640 353549520 361778976 371055360 377119488 383011980 401976640 408546112 414929645 445266432 452223720 459614376 471399360 482371968 494740480 497915574 502825984 510682640 556583040 565679232 574517970 602964960 612819168 628532480 643162624 663887432 707099040 723557952 742110720 746873361 754238976 766023960 803953280 817092224 829859290 890532864 904447440 919228752 942798720 964743936 995831148 1021365280 1113166080 1131358464 1149035940 1205929920 1225638336 1244788935 1257064960 1286325248 1327774864 1414198080 1447115904 1484221440 1493746722 1508477952 1532047920 1607906560 1634184448 1659718580 1808894880 1838457504 1885597440 1929487872 1991662296 2042730560 2226332160 2262716928 2298071880 2411859840 2451276672 2489577870 2514129920 2655549728 2828396160 2894231808 2987493444 3064095840 3215813120 3268368896 3319437160 3617789760 3649907753 3676915008 3734366805 3771194880 3858975744 3983324592 4085461120 4452664320 4525433856 4596143760 4823719680 4902553344 4979155740 5311099456 5656792320 5788463616 5974986888 6128191680 6431626240 6536737792 6638874320 7235579520 7299815506 7353830016 7468733610 7542389760 7966649184 8170922240 9192287520 9647439360 9805106688 9958311480 10622198912 10949723259 11313584640 11576927232 11949973776 12256383360 13277748640 14471159040 14599631012 14707660032 14937467220 15933298368 16341844480 18249538765 18384575040 19294878720 19610213376 19916622960 21244397824 21899446518 22627169280 23899947552 24512766720 26555497280 28942318080 29199262024 29415320064 29874934440 31866596736 32683688960 32849169777 36499077530 36769150080 39833245920 42488795648 43798893036 47448800789 47799895104 49025533440 53110994560 54748616295 57884636160 58398524048 58830640128 59749868880 63733193472 65698339554 72998155060 73538300160 79666491840 84977591296 87597786072 94897601578 95599790208 98051066880 106221989120 109497232590 116797048096 119499737760 127466386944 131396679108 142346402367 145996310120 147076600320 159332983680 164245848885 175195572144 189795203156 191199580416 212443978240 218994465180 233594096192 237244003945 238999475520 254932773888 262793358216 284692804734 291992620240 294153200640 318665967360 328491697770 350391144288 379590406312 382399160832 424887956480 427039207101 437988930360 467188192384 474488007890 477998951040 525586716432 569385609468 583985240480 616834410257 637331934720 656983395540 700782288576 711732011835 759180812624 764798321664 854078414202 875977860720 934376384768 948976015780 955997902080 1051173432864 1138771218936 1167970480960 1233668820514 1274663869440 1313966791080 1401564577152 1423464023670 1518361625248 1708156828404 1751955721440 1850503230771 1868752769536 1897952031560 1911995804160 2102346865728 2135196035505 2277542437872 2335940961920 2467337641028 2627933582160 2803129154304 2846928047340 3036723250496 3084172051285 3416313656808 3503911442880 3701006461542 3737505539072 3795904063120 3823991608320 4204693731456 4270392071010 4555084875744 4671881923840 4934675282056 5255867164320 5551509692313 5606258308608 5693856094680 6073446500992 6168344102570 6832627313616 7007822885760 7402012923084 7591808126240 8409387462912 8540784142020 9110169751488 9252516153855 9343763847680 9869350564112 10511734328640 11103019384626 11212516617216 11387712189360 12146893001984 12336688205140 13665254627232 14015645771520 14804025846168 15183616252480 16818774925824 17081568284040 18220339502976 18505032307710 18687527695360 19738701128224 21023468657280 22206038769252 22775424378720 24293786003968 24673376410280 27330509254464 27757548461565 28031291543040 29608051692336 30367232504960 33637549851648 34163136568080 36440679005952 37010064615420 39477402256448 42046937314560 44412077538504 45550848757440 48587572007936 49346752820560 54661018508928 55515096923130 56062583086080 59216103384672 60734465009920 68326273136160 72881358011904 74020129230840 78954804512896 84093874629120 88824155077008 91101697514880 98693505641120 109322037017856 111030193846260 118432206769344 121468930019840 136652546272320 145762716023808 148040258461680 157909609025792 168187749258240 177648310154016 182203395029760 197387011282240 218644074035712 222060387692520 236864413538688 242937860039680 273305092544640 296080516923360 315819218051584 355296620308032 364406790059520 394774022564480 437288148071424 444120775385040 473728827077376 546610185089280 592161033846720 631638436103168 710593240616064 728813580119040 789548045128960 888241550770080 947457654154752 1093220370178560 1184322067693440 1421186481232128 1579096090257920 1776483101540160 1894915308309504 2186440740357120 2368644135386880 2842372962464256 3158192180515840 3552966203080320 4737288270773760 5684745924928512 7105932406160640 9474576541547520 14211864812321280 28423729624642560
• Sum of all divisors σ(n): 106660774226372184
• Sum of proper divisors (its aliquot sum) s(n): 78237044601729624
• 28423729624642560 is an abundant number, because the sum of its proper divisors (78237044601729624) is greater than itself. Its abundance is 49813314977087064

Bases of 28423729624642560

• Binary: 1100100111110110011101101000011011101111111010000000000₂
• Hexadecimal: 0x64FB3B4377F400
• Base-36: 7RVDD4JK740

Squares and roots of 28423729624642560

• 28423729624642560 squared (28423729624642560²) is 807908405774783084790807763353600
• 28423729624642560 cubed (28423729624642560³) is 22963770087218444264557231085086083343466889216000
• The square root of 28423729624642560 is 168593385.4712057201
• The cube root of 28423729624642560 is 305183.0116355143

Scales and comparisons

• 28,423,729,624,642,560 seconds is equal to 903,786,681 years, 36 weeks, 1 day, 1 hour, 36 minutes.
• To count from 1 to 28,423,729,624,642,560 would take you about two billion, seven hundred eleven million, three hundred sixty thousand and forty-five 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 28423729624642560 cubic inches would be around 25431.9 feet tall.

Recreational maths with 28423729624642560

• 28423729624642560 backwards is 06524642692732482
• 28423729624642560 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 28423729624642560's digits is 72
• More coming soon!