72428700347955

Names of 72428700347955

• Cardinal: 72428700347955 can be written as Seventy-two trillion, four hundred twenty-eight billion, seven hundred million, three hundred forty-seven thousand, nine hundred fifty-five.

Scientific notation

• Scientific notation: 7.2428700347955 × 10¹³

Factors of 72428700347955

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 209

Divisors of 72428700347955

• Number of divisors d(n): 324
• Complete list of divisors:
  1 3 5 7 9 15 21 35 43 45 49 63 105 129 147 151 215 245 301 315 343 387 441 453 645 735 755 903 1029 1057 1359 1505 1715 1849 1935 2107 2205 2265 2401 2709 3087 3171 4515 5145 5285 5547 6321 6493 6795 7203 7399 9245 9513 10535 12005 12943 13545 14749 15435 15855 16641 16807 18963 19479 21609 22197 27735 31605 32465 36015 36995 38829 44247 45451 47565 50421 51793 58437 64715 66591 73745 83205 84035 90601 94815 97395 103243 108045 110985 116487 117649 132741 136353 151263 155379 194145 221235 227255 252105 258965 271803 279199 292185 309729 318157 332955 352947 362551 409059 453005 466137 516215 582435 588245 634207 663705 681765 722701 756315 776895 815409 823543 837597 929187 954471 1058841 1087653 1359015 1395995 1548645 1590785 1764735 1812755 1902621 1954393 2045295 2168103 2227099 2330685 2470629 2512791 2537857 2863413 3171035 3262959 3613505 4077045 4117715 4187985 4439449 4645935 4772355 5058907 5294205 5438265 5707863 5764801 5863179 6504309 6681297 7411887 7613571 9513105 9771965 10840515 11135495 12353145 12563955 12689285 13318347 13680751 14317065 15176721 15589693 16314795 17294403 17589537 17764999 20043891 22197245 22840713 25294535 28539315 28824005 29315895 31076143 32521545 33406485 35412349 37059435 38067855 39955041 41042253 45530163 46769079 51883209 53294997 66591735 68403755 75883605 77948465 86472015 87947685 88824995 93228429 95765257 100219455 106237047 109127851 114203565 123126759 124354993 140307237 155380715 159884991 177061745 199775205 205211265 217533001 227650815 233845395 247886443 259416045 266474985 279685287 287295771 318711141 327383553 373064979 466142145 478826285 531185235 545639255 615633795 621774965 652599003 670356799 701536185 743659329 763894957 799424955 861887313 870484951 982150659 1087665005 1119194937 1239432215 1398426435 1436478855 1522731007 1593555705 1636917765 1865324895 1957797009 2011070397 2230977987 2291684871 2611454853 3262995015 3351783995 3718296645 3819474785 4309436565 4352424755 4568193021 4692497593 4910753295 5347264699 5595974685 6033211191 6875054613 7613655035 7834364559 9788985045 10055351985 10659117049 11154889935 11458424355 13057274265 13704579063 14077492779 16041794097 22840965105 23462487965 26736323495 30166055955 31977351147 32847483151 34375273065 37430852893 39171822795 42232478337 48125382291 53295585245 68522895315 70387463895 80208970485 95932053441 98542449453 112292558679 159886755735 164237415755 187154264465 211162391685 229932382057 240626911455 295627348359 336877676037 479660267205 492712247265 561462793395 689797146171 1149661910285 1478136741795 1609526674399 1684388380185 2069391438513 3448985730855 4828580023197 8047633371995 10346957192565 14485740069591 24142900115985 72428700347955
• Sum of all divisors σ(n): 150945407288208
• Sum of proper divisors (its aliquot sum) s(n): 78516706940253
• 72428700347955 is an abundant number, because the sum of its proper divisors (78516706940253) is greater than itself. Its abundance is 6088006592298

Bases of 72428700347955

• Binary: 10000011101111110011110111101001010111000110011₂
• Hexadecimal: 0x41DF9EF4AE33
• Base-36: PO9AA4T2R

Squares and roots of 72428700347955

• 72428700347955 squared (72428700347955²) is 5245916634093856738072682025
• 72428700347955 cubed (72428700347955³) is 379954923941136643940972785880197574008875
• The square root of 72428700347955 is 8510505.2933392267
• The cube root of 72428700347955 is 41684.0809653839

Scales and comparisons

• 72,428,700,347,955 seconds is equal to 2,303,008 years, 32 weeks, 6 days, 21 hours, 59 minutes, 15 seconds.
• To count from 1 to 72,428,700,347,955 would take you about five million, seven hundred fifty-seven thousand, five hundred twenty-one 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 72428700347955 cubic inches would be around 3473.7 feet tall.

Recreational maths with 72428700347955

• 72428700347955 backwards is 55974300782427
• 72428700347955 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 72428700347955's digits is 63
• More coming soon!