40478942137920

Names of 40478942137920

• Cardinal: 40478942137920 can be written as Forty trillion, four hundred seventy-eight billion, nine hundred forty-two million, one hundred thirty-seven thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 4.047894213792 × 10¹³

Factors of 40478942137920

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 9568

Divisors of 40478942137920

• Number of divisors d(n): 672
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 13 15 16 20 22 24 26 30 32 33 39 40 44 48 52 55 60 64 65 66 78 80 88 96 104 110 120 130 132 143 156 160 165 169 176 192 195 208 220 240 260 264 286 312 320 330 338 352 390 416 429 440 480 507 520 528 572 624 660 676 704 715 780 832 845 858 880 960 1014 1040 1056 1144 1248 1320 1352 1430 1560 1690 1716 1760 1859 2028 2080 2112 2145 2288 2496 2535 2640 2704 2860 3120 3380 3432 3520 3718 4056 4160 4290 4561 4576 4973 5070 5280 5408 5577 5720 6240 6760 6864 7436 8112 8580 9122 9152 9295 9946 10140 10560 10816 11154 11440 12480 13520 13683 13728 14872 14919 16224 17160 18244 18590 19892 20280 22308 22805 22880 24865 27040 27366 27456 27885 29744 29838 32448 34320 36488 37180 39784 40560 44616 45610 45760 49730 50171 54080 54703 54732 55770 59293 59488 59676 64649 68415 68640 72976 74360 74595 79568 81120 89232 91220 99460 100342 109406 109464 111540 118586 118976 119352 129298 136830 137280 145952 148720 149190 150513 159136 162240 164109 177879 178464 182440 193947 198920 200684 218812 218928 223080 237172 238704 250855 258596 273515 273660 291904 296465 297440 298380 301026 318272 323245 328218 355758 356928 364880 387894 397840 401368 437624 437856 446160 474344 477408 501710 517192 547030 547320 592930 594880 596760 602052 646490 652223 656436 711139 711516 729760 752565 770809 775788 795680 802736 820545 840437 875248 875712 889395 892320 948688 954816 969735 1003420 1034384 1094060 1094640 1185860 1193520 1204104 1292980 1304446 1312872 1422278 1423032 1459520 1505130 1541618 1551576 1591360 1605472 1641090 1680874 1750496 1778790 1784640 1897376 1939470 1956669 2006840 2068768 2133417 2188120 2189280 2312427 2371720 2387040 2408208 2521311 2585960 2608892 2625744 2844556 2846064 3010260 3083236 3103152 3210944 3261115 3282180 3361748 3500992 3555695 3557580 3794752 3854045 3878940 3913338 4013680 4137536 4202185 4266834 4376240 4378560 4624854 4743440 4774080 4816416 5042622 5171920 5217784 5251488 5689112 5692128 6020520 6166472 6206304 6522230 6564360 6723496 7111390 7115160 7708090 7757880 7826676 8027360 8404370 8478899 8533668 8752480 9244807 9249708 9486880 9632832 9783345 10085244 10343840 10435568 10502976 10667085 11378224 11384256 11562135 12041040 12332944 12412608 12606555 13044460 13128720 13446992 14222780 14230320 15416180 15515760 15653352 16054720 16808740 16957798 17067336 17504960 18489614 18499416 18973760 19566690 20170488 20687680 20871136 21334170 22681853 22756448 23124270 24082080 24665888 25213110 25436697 26088920 26257440 26893984 27734421 28445560 28460640 30832360 31031520 31306704 33617480 33915596 34134672 36979228 36998832 39133380 40340976 41742272 42394495 42668340 45363706 45512896 46224035 46248540 48164160 49331776 50426220 50873394 52177840 52514880 53787968 55468842 56891120 56921280 61664720 62063040 62613408 67234960 67831192 68045559 68269344 73958456 73997664 78266760 80681952 84788990 85336680 90727412 92448070 92497080 100852440 101746788 104355680 110937684 113409265 113782240 123329440 125226816 127183485 134469920 135662384 136091118 136538688 138672105 147916912 147995328 156533520 161363904 169577980 170673360 181454824 184896140 184994160 201704880 203493576 208711360 221875368 226818530 227564480 246658880 249500383 254366970 268939840 271324768 272182236 277344210 294864089 295833824 313067040 339155960 340227795 341346720 362909648 369792280 369988320 403409760 406987152 443750736 453637060 499000766 508733940 542649536 544364472 554688420 589728178 591667648 626134080 678311920 680455590 682693440 725819296 739584560 739976640 748501149 806819520 813974304 884592267 887501472 907274120 998001532 1017467880 1088728944 1109376840 1179456356 1247501915 1356623840 1360911180 1451638592 1474320445 1479169120 1497002298 1627948608 1769184534 1775002944 1814548240 1996003064 2034935760 2177457888 2218753680 2358912712 2495003830 2713247680 2721822360 2948640890 2958338240 2994004596 3243504979 3538369068 3629096480 3742505745 3833233157 3992006128 4069871520 4354915776 4422961335 4437507360 4717825424 4990007660 5443644720 5897281780 5988009192 6487009958 7076738136 7258192960 7485011490 7666466314 7984012256 8139743040 8845922670 8875014720 9435650848 9730514937 9980015320 10887289440 11499699471 11794563560 11976018384 12974019916 14153476272 14970022980 15332932628 15968024512 16217524895 17691845340 18871301696 19166165785 19461029874 19960030640 21774578880 22999398942 23589127120 23952036768 25948039832 28306952544 29940045960 30665865256 32435049790 35383690680 38332331570 38922059748 39920061280 42165564727 45998797884 47178254240 47904073536 48652574685 51896079664 56613905088 57498497355 59880091920 61331730512 64870099580 70767381360 76664663140 77844119496 79840122560 84331129454 91997595768 94356508480 97305149370 103792159328 114996994710 119760183840 122663461024 126496694181 129740199160 141534762720 153329326280 155688238992 168662258908 183995191536 194610298740 207584318656 210827823635 229993989420 239520367680 245326922048 252993388362 259480398320 283069525440 306658652560 311376477984 337324517816 367990383072 389220597480 421655647270 459987978840 505986776724 518960796640 613317305120 622752955968 632483470905 674649035632 735980766144 778441194960 843311294540 919975957680 1011973553448 1037921593280 1226634610240 1264966941810 1349298071264 1556882389920 1686622589080 1839951915360 2023947106896 2529933883620 2698596142528 3113764779840 3373245178160 3679903830720 4047894213792 5059867767240 6746490356320 8095788427584 10119735534480 13492980712640 20239471068960 40478942137920
• Sum of all divisors σ(n): 151882717970304
• Sum of proper divisors (its aliquot sum) s(n): 111403775832384
• 40478942137920 is an abundant number, because the sum of its proper divisors (111403775832384) is greater than itself. Its abundance is 70924833694464

Bases of 40478942137920

• Binary: 1001001101000010111100111101111000111001000000₂
• Hexadecimal: 0x24D0BCF78E40
• Base-36: ECJRP0HMO

Squares and roots of 40478942137920

• 40478942137920 squared (40478942137920²) is 1638544756605075380301926400
• 40478942137920 cubed (40478942137920³) is 66326558393009056055841617685110489088000
• The square root of 40478942137920 is 6362306.3536676697
• The cube root of 40478942137920 is 34335.4743349545

Scales and comparisons

• 40,478,942,137,920 seconds is equal to 1,287,105 years, 7 weeks, 5 days, 17 hours, 52 minutes.
• To count from 1 to 40,478,942,137,920 would take you about three million, two hundred seventeen thousand, seven hundred sixty-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 40478942137920 cubic inches would be around 2861.3 feet tall.

Recreational maths with 40478942137920

• 40478942137920 backwards is 02973124987404
• 40478942137920 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 40478942137920's digits is 60
• More coming soon!