72738490215456

Names of 72738490215456

• Cardinal: 72738490215456 can be written as Seventy-two trillion, seven hundred thirty-eight billion, four hundred ninety million, two hundred fifteen thousand, four hundred fifty-six.

Scientific notation

• Scientific notation: 7.2738490215456 × 10¹³

Factors of 72738490215456

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 2644

Divisors of 72738490215456

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 27 31 32 36 39 48 52 54 62 72 78 93 96 104 108 117 124 144 156 186 193 208 216 234 248 279 288 312 351 372 386 403 416 432 468 496 558 579 601 624 702 744 772 806 837 864 936 992 1116 1158 1202 1209 1248 1404 1488 1544 1612 1674 1737 1801 1803 1872 2232 2316 2404 2418 2509 2808 2976 3088 3224 3348 3474 3602 3606 3627 3744 4464 4632 4808 4836 5018 5211 5403 5409 5616 5983 6176 6448 6696 6948 7204 7212 7254 7527 7813 8928 9264 9616 9672 10036 10422 10806 10818 10881 11232 11966 12896 13392 13896 14408 14424 14508 15054 15626 16209 16227 17949 18528 18631 19232 19344 20072 20844 21612 21636 21762 22581 23413 23439 23932 26784 27792 28816 28848 29016 30108 31252 32418 32454 35898 37262 38688 40144 41688 43224 43272 43524 45162 46826 46878 47864 48627 53847 55584 55831 55893 57632 57696 58032 60216 62504 64836 64908 67743 70239 70317 71796 74524 77779 80288 83376 86448 86544 87048 90324 93652 93756 95728 97254 107694 111662 111786 115993 116064 120432 125008 129672 129816 135486 140478 140634 143592 149048 155558 161541 166752 167493 167679 172896 173088 174096 180648 187304 187512 191456 194508 210717 210951 215388 223324 223572 231986 233337 240864 242203 250016 259344 259632 270972 280956 281268 287184 298096 311116 323082 334986 335358 347593 347979 348192 361296 374608 375024 389016 421434 421902 430776 446648 447144 463972 466674 484406 502479 503037 518688 519264 541944 561912 562536 574368 596192 622232 632151 646164 669972 670716 695186 695958 700011 722592 725803 726609 749216 750048 778032 842868 843804 861552 893296 894288 927944 933348 968812 1004958 1006074 1042779 1043937 1082401 1083888 1123824 1125072 1244464 1264302 1292328 1339944 1341432 1390372 1391916 1400022 1451606 1453218 1507437 1507909 1556064 1685736 1687608 1723104 1786592 1788576 1855888 1866696 1937624 2009916 2012148 2085558 2087874 2100033 2164802 2167776 2177409 2179827 2247648 2250144 2488928 2528604 2584656 2679888 2682864 2780744 2783832 2800044 2903212 2906436 3014874 3015818 3128337 3131811 3247203 3371472 3375216 3595783 3711776 3733392 3875248 4019832 4024296 4171116 4175748 4200066 4329604 4354818 4359654 4518709 4523727 5057208 5169312 5359776 5365728 5561488 5567664 5600088 5806424 5812872 6029748 6031636 6256674 6263622 6494406 6532227 6539481 6742944 6750432 7191566 7466784 7750496 8039664 8048592 8342232 8351496 8400132 8659208 8709636 8719308 9037418 9047454 9385011 9741609 10114416 10775383 10787349 11122976 11135328 11200176 11612848 11625744 12059496 12063272 12513348 12527244 12988812 13064454 13078962 13556127 13571181 14071213 14383132 16079328 16097184 16684464 16702992 16800264 17318416 17419272 17438616 18074836 18094908 18770022 19483218 19596681 20228832 21550766 21574698 22400352 23225696 23251488 24118992 24126544 25026696 25054488 25977624 26128908 26157924 27112254 27142362 28142426 28766264 29224827 32326149 32362047 33368928 33405984 33554431 33600528 34636832 34838544 34877232 36149672 36189816 37540044 38966436 39193362 40668381 40713543 42213639 43101532 43149396 46745179 48237984 48253088 50053392 50108976 51955248 52257816 52315848 54224508 54284724 56284852 57532528 58449654 64652298 64724094 67108862 67201056 69677088 69754464 72299344 72379632 75080088 77932872 78386724 81336762 81427086 84427278 86203064 86298792 93490358 96978447 97086141 100106784 100217952 100663293 103910496 104515632 104631696 108449016 108569448 112569704 115065056 116899308 122005143 126640917 129304596 129448188 134217724 140079979 140235537 144598688 144759264 150160176 155865744 156773448 162673524 162854172 168854556 172406128 172597584 186980716 193956894 194172282 201326586 208903393 209031264 209263392 216898032 217138896 225139408 233798616 244010286 253281834 258609192 258896376 268435448 280159958 280471074 290935341 300320352 301989879 311731488 313546896 325347048 325708344 337709112 344812256 345195168 373961432 379922751 387913788 388344564 402653172 417806786 420239937 420706611 433796064 434277792 436207603 450278816 467597232 488020572 506563668 517218384 517792752 536870896 560319916 560942148 581870682 603979758 626710179 627093792 650694096 651416688 675418224 747922864 759845502 775827576 776689128 805306344 835613572 840479874 841413222 872415206 905969637 935194464 976041144 1013127336 1034436768 1035585504 1073741792 1120639832 1121884296 1163741364 1207959516 1253420358 1260719811 1262119833 1301388192 1302833376 1308622809 1350836448 1495845728 1519691004 1551655152 1553378256 1610612688 1671227144 1680959748 1682826444 1744830412 1811939274 1880130537 1952082288 2026254672 2241279664 2243768592 2327482728 2415919032 2506840716 2521439622 2524239666 2617245618 2715744109 3039382008 3103310304 3106756512 3221225376 3342454288 3361919496 3365652888 3489660824 3623878548 3760261074 3782159433 3904164576 3925868427 4052509344 4482559328 4487537184 4654965456 4831838064 5013681432 5042879244 5048479332 5234491236 5431488218 5640391611 6078764016 6476005183 6684908576 6723838992 6731305776 6979321648 7247757096 7520522148 7564318866 7851736854 8147232327 9309930912 9663676128 10027362864 10085758488 10096958664 10468982472 10862976436 11280783222 11777605281 12157528032 12952010366 13447677984 13462611552 13958643296 14495514192 15041044296 15128637732 15703473708 16294464654 19428015549 20054725728 20171516976 20193917328 20937964944 21725952872 22561566444 23555210562 24441696981 25904020732 28991028384 30082088592 30257275464 31406947416 32588929308 38856031098 40343033952 40387834656 41875929888 43451905744 45123132888 47110421124 48883393962 51808041464 58284046647 60164177184 60514550928 62813894832 65177858616 73325090943 77712062196 84188067379 86903811488 90246265776 94220842248 97766787924 103616082928 116568093294 121029101856 125627789664 130355717232 146650181886 155424124392 168376134758 174852139941 180492531552 188441684496 195533575848 207232165856 233136186588 252564202137 260711434464 293300363772 310848248784 336752269516 349704279882 376883368992 391067151696 466272373176 505128404274 586600727544 621696497568 673504539032 699408559764 757692606411 782134303392 932544746352 1010256808548 1173201455088 1347009078064 1398817119528 1515385212822 1865089492704 2020513617096 2273077819233 2346402910176 2694018156128 2797634239056 3030770425644 4041027234192 4546155638466 5595268478112 6061540851288 8082054468384 9092311276932 12123081702576 18184622553864 24246163405152 36369245107728 72738490215456
• Sum of all divisors σ(n): 237591862824960
• Sum of proper divisors (its aliquot sum) s(n): 164853372609504
• 72738490215456 is an abundant number, because the sum of its proper divisors (164853372609504) is greater than itself. Its abundance is 92114882394048

Bases of 72738490215456

• Binary: 10000100010011110111111110111101110110000100000₂
• Hexadecimal: 0x4227BFDEEC20
• Base-36: PS7LN0SO0

Squares and roots of 72738490215456

• 72738490215456 squared (72738490215456²) is 5290887958823988249301287936
• 72738490215456 cubed (72738490215456³) is 384851202023992637088300451761314933538816
• The square root of 72738490215456 is 8528686.3124080253
• The cube root of 72738490215456 is 41743.4264029383

Scales and comparisons

• 72,738,490,215,456 seconds is equal to 2,312,858 years, 51 weeks, 4 days, 18 hours, 57 minutes, 36 seconds.
• To count from 1 to 72,738,490,215,456 would take you about five million, seven hundred eighty-two thousand, one hundred forty-seven 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 72738490215456 cubic inches would be around 3478.6 feet tall.

Recreational maths with 72738490215456

• 72738490215456 backwards is 65451209483727
• The number of decimal digits it has is: 14
• The sum of 72738490215456's digits is 63
• More coming soon!