72728111945216

Names of 72728111945216

• Cardinal: 72728111945216 can be written as Seventy-two trillion, seven hundred twenty-eight billion, one hundred eleven million, nine hundred forty-five thousand, two hundred sixteen.

Scientific notation

• Scientific notation: 7.2728111945216 × 10¹³

Factors of 72728111945216

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 829

Divisors of 72728111945216

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 4 7 8 13 14 16 26 28 32 37 52 56 64 74 91 104 112 128 139 148 169 182 208 224 256 259 278 296 338 364 416 448 481 512 518 556 592 631 676 728 832 896 962 973 1036 1112 1183 1184 1262 1352 1369 1456 1664 1792 1807 1924 1946 2072 2224 2366 2368 2524 2704 2738 2912 3328 3367 3584 3614 3848 3892 4144 4417 4448 4732 4736 5048 5143 5408 5476 5824 6253 6656 6734 7228 7696 7784 8203 8288 8834 8896 9464 9472 9583 10096 10286 10816 10952 11648 12506 12649 13468 14456 15392 15568 16406 16576 17668 17792 17797 18928 18944 19166 20192 20572 21632 21904 23296 23347 23491 25012 25298 26936 28912 30784 31136 32812 33152 35336 35584 35594 36001 37856 38332 40384 41144 43264 43771 43808 46592 46694 46982 50024 50596 53872 57421 57824 61568 62272 65624 66304 66859 70672 71168 71188 72002 75712 76664 80768 82288 86528 87542 87616 87709 93388 93964 100048 101192 106639 107744 114842 115648 123136 124544 124579 131248 132608 133718 141344 142376 144004 151424 153328 161536 163429 164437 164576 175084 175232 175418 186776 187928 190291 200096 202384 213278 215488 229684 231296 231361 246272 249088 249158 262496 267436 282688 284752 288008 302848 303511 306656 323072 326858 328874 329152 350168 350464 350836 373552 375856 380582 400192 404768 426556 430976 459368 462592 462722 468013 498176 498316 524992 534872 565376 569504 576016 605696 607022 613312 613963 653716 657748 658304 700336 700928 701672 746473 747104 751712 761164 800384 809536 853112 861952 863839 869167 918736 925184 925444 936026 996632 1049984 1069744 1130752 1139008 1140217 1152032 1214044 1226624 1227926 1307432 1315496 1316608 1332037 1400672 1403344 1492946 1494208 1503424 1522328 1600768 1619072 1619527 1706224 1723904 1727678 1738334 1837472 1850888 1872052 1993264 2099968 2124577 2139488 2261504 2278016 2280434 2304064 2428088 2453248 2455852 2473783 2614864 2630992 2633216 2664074 2801344 2806688 2985892 2988416 3006848 3044656 3201536 3238144 3239054 3245233 3412448 3455356 3476668 3674944 3701776 3744104 3945643 3986528 4199936 4249154 4278976 4556032 4560868 4608128 4856176 4906496 4911704 4947566 5229728 5261984 5328148 5602688 5613376 5971784 5976832 6013696 6046873 6084169 6089312 6476288 6478108 6490466 6824896 6910712 6953336 7349888 7403552 7488208 7891286 7973056 7981519 8498308 8557952 9112064 9121736 9216256 9712352 9823408 9895132 10459456 10523968 10656296 11205376 11226752 11229907 11943568 11953664 12027392 12093746 12168338 12178624 12956216 12980932 13649792 13821424 13906672 14699776 14807104 14822821 14976416 15782572 15946112 15963038 16996616 17115904 17316481 18243472 18432512 19424704 19646816 19790264 20918912 21047936 21312592 22410752 22453504 22459814 22716631 23887136 24187492 24336676 24357248 25912432 25961864 27299584 27619501 27642848 27813344 29399552 29614208 29645642 29952832 31565144 31892224 31926076 32159179 33993232 34231808 34632962 36486944 38849408 39293632 39580528 41837824 42095872 42188029 42625184 44907008 44919628 45433262 47774272 48374984 48673352 48714496 51824864 51923728 54599168 55239002 55285696 55626688 59228416 59291284 59905664 63130288 63784448 63852152 64318358 67986464 69265924 72973888 77698816 78587264 78609349 79161056 83675648 84191744 84376058 85250368 89839256 90866524 95548544 96749968 97346704 97428992 103649728 103759747 103847456 110478004 110571392 111253376 118456832 118582568 119811328 120073621 126260576 127704304 128636716 135972928 138531848 145947776 145988791 155397632 157174528 157218698 158322112 168752116 170500736 179678512 181733048 191097088 193499936 194693408 207299456 207519494 207694912 220956008 221142784 222506752 225114253 237165136 239622656 240147242 252521152 255408608 257273432 271945856 277063696 291895552 291977582 295316203 314349056 314437396 316644224 337504232 341001472 359357024 363466096 382194176 386999872 389386816 414598912 415038988 415389824 441912016 442285568 445013504 450228506 474330272 480294484 505042304 510817216 514546864 543891712 548444377 554127392 583791104 583955164 590632406 628874792 633288448 675008464 682002944 718714048 726932192 773999744 778773632 829197824 830077976 830779648 840515347 883824032 900457012 948660544 960588968 1010084608 1021634432 1021921537 1029093728 1087783424 1096888754 1108254784 1167910328 1181264812 1257749584 1266576896 1350016928 1437428096 1453864384 1547999488 1557547264 1560957073 1660155952 1661559296 1681030694 1767648064 1800914024 1897321088 1921177936 2020169216 2043268864 2043843074 2058187456 2193777508 2216509568 2335820656 2362529624 2515499168 2700033856 2874856192 2907728768 3095998976 3115094528 3121914146 3320311904 3362061388 3535296128 3601828048 3794642176 3839110639 3842355872 4086537728 4087686148 4116374912 4387555016 4433019136 4671641312 4725059248 5030998336 5400067712 5749712384 5815457536 6243828292 6640623808 6724122776 7070592256 7203656096 7589284352 7678221278 7684711744 8175372296 8232749824 8775110032 8866038272 9343282624 9450118496 10061996672 10800135424 10926699511 11630915072 12487656584 13281247616 13448245552 14141184512 14407312192 15356442556 15369423488 16350744592 16465499648 17550220064 18686565248 18900236992 20123993344 20292441949 21600270848 21853399022 24975313168 26562495232 26896491104 28814624384 30712885112 30738846976 32701489184 35100440128 37373130496 37800473984 40247986688 40584883898 43706798044 49950626336 53124990464 53792982208 57629248768 61425770224 61477693952 65402978368 70200880256 74746260992 75600947968 81169767796 87413596088 99901252672 107585964416 115258497536 122851540448 130805956736 140401760512 142047093643 151201895936 162339535592 174827192176 199802505344 215171928832 245703080896 261611913472 280803521024 284094187286 324679071184 349654384352 399605010688 430343857664 491406161792 523223826944 568188374572 649358142368 699308768704 799210021376 982812323584 1136376749144 1298716284736 1398617537408 1965624647168 2272753498288 2597432569472 2797235074816 4545506996576 5194865138944 5594470149632 9091013993152 10389730277888 18182027986304 36364055972608 72728111945216
• Sum of all divisors σ(n): 186447224113920
• Sum of proper divisors (its aliquot sum) s(n): 113719112168704
• 72728111945216 is an abundant number, because the sum of its proper divisors (113719112168704) is greater than itself. Its abundance is 40991000223488

Bases of 72728111945216

• Binary: 10000100010010101010101010001110001011000000000₂
• Hexadecimal: 0x422555471600
• Base-36: PS2U02G3K

Squares and roots of 72728111945216

• 72728111945216 squared (72728111945216²) is 5289378267115870227385286656
• 72728111945216 cubed (72728111945216³) is 384686494731395627889066760532597927837696
• The square root of 72728111945216 is 8528077.8575958135
• The cube root of 72728111945216 is 41741.4410021581

Scales and comparisons

• 72,728,111,945,216 seconds is equal to 2,312,528 years, 51 weeks, 5 days, 22 hours, 6 minutes, 56 seconds.
• To count from 1 to 72,728,111,945,216 would take you about five million, seven hundred eighty-one thousand, three 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 72728111945216 cubic inches would be around 3478.5 feet tall.

Recreational maths with 72728111945216

• 72728111945216 backwards is 61254911182727
• 72728111945216 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 72728111945216's digits is 56
• More coming soon!