72938643942912

Names of 72938643942912

• Cardinal: 72938643942912 can be written as Seventy-two trillion, nine hundred thirty-eight billion, six hundred forty-three million, nine hundred forty-two thousand, nine hundred twelve.

Scientific notation

• Scientific notation: 7.2938643942912 × 10¹³

Factors of 72938643942912

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 1772

Divisors of 72938643942912

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 6 8 11 12 16 22 24 32 33 44 48 64 66 88 96 121 128 132 149 176 192 242 256 264 298 352 363 384 447 484 512 528 596 704 726 768 894 968 1056 1192 1331 1408 1452 1536 1607 1639 1788 1936 2112 2384 2662 2816 2904 3214 3278 3576 3872 3993 4224 4768 4821 4917 5324 5632 5808 6428 6556 7152 7744 7986 8448 9536 9642 9834 10648 11616 12856 13112 14304 15488 15972 16896 17677 18029 19072 19284 19668 21296 22201 23232 25712 26224 28608 30976 31944 35354 36058 38144 38568 39336 42592 44402 46464 51424 52448 53031 54087 57216 61952 63888 66603 70708 72116 76288 77136 78672 85184 88804 92928 102848 104896 106062 108174 114432 127776 133206 141416 144232 154272 157344 170368 177608 185856 194447 198319 205696 209792 212124 216348 228864 239443 244211 255552 266412 282832 288464 308544 314688 340736 355216 388894 396638 411392 419584 424248 432696 478886 488422 511104 532824 565664 576928 583341 594957 617088 629376 681472 710432 718329 732633 777788 793276 822784 839168 848496 865392 957772 976844 1022208 1065648 1131328 1153856 1166682 1189914 1234176 1258752 1420864 1436658 1465266 1555576 1586552 1696992 1730784 1915544 1953688 2044416 2131296 2138917 2262656 2307712 2333364 2379828 2468352 2517504 2633873 2686321 2841728 2873316 2930532 3111152 3173104 3393984 3461568 3831088 3907376 4262592 4277834 4525312 4615424 4666728 4759656 5267746 5372642 5683456 5746632 5861064 6222304 6346208 6416751 6787968 6923136 7662176 7814752 7901619 8058963 8525184 8555668 9050624 9230848 9333456 9519312 10535492 10745284 11366912 11493264 11722128 12444608 12692416 12833502 13575936 13846272 15324352 15629504 15803238 16117926 17050368 17111336 18666912 19038624 21070984 21490568 22986528 23444256 24889216 25384832 25667004 27151872 27692544 28972603 29549531 30648704 31259008 31606476 32235852 34100736 34222672 35677007 37333824 38077248 42141968 42981136 45973056 46888512 49778432 50769664 51334008 57945206 59099062 61297408 62518016 63212952 64471704 68445344 71354014 74667648 76154496 84283936 85962272 86917809 88648593 91946112 93777024 99556864 101539328 102668016 107031021 115890412 118198124 122594816 125036032 126425904 128943408 136890688 142708028 149335296 152308992 168567872 171924544 173835618 177297186 183892224 187554048 205336032 214062042 231780824 236396248 252851808 257886816 273781376 285416056 298670592 304617984 318698633 337135744 343849088 347671236 354594372 367784448 375108096 392447077 410672064 428124084 463561648 472792496 505703616 515773632 547562752 570832112 637397266 674271488 687698176 695342472 709188744 784894154 821344128 856248168 927123296 945584992 956095899 1011407232 1031547264 1095125504 1141664224 1177341231 1274794532 1348542976 1375396352 1390684944 1418377488 1569788308 1642688256 1712496336 1854246592 1891169984 1912191798 2022814464 2063094528 2283328448 2354682462 2549589064 2781369888 2836754976 3139576616 3285376512 3424992672 3708493184 3782339968 3824383596 4045628928 4126189056 4316917847 4566656896 4709364924 5099178128 5562739776 5673509952 6279153232 6849985344 7416986368 7564679936 7648767192 8633835694 9133313792 9418729848 10198356256 11125479552 11347019904 12558306464 12950753541 13699970688 14833972736 15129359872 15297534384 17267671388 18266627584 18837459696 20396712512 22250959104 22694039808 25116612928 25901507082 27399941376 30595068768 34535342776 37674919392 40793425024 44501918208 45388079616 47486096317 50233225856 51803014164 54799882752 61190137536 69070685552 75349838784 81586850048 94972192634 100466451712 103606028328 122380275072 138141371104 142458288951 150699677568 163173700096 189944385268 200932903424 207212056656 244760550144 276282742208 284916577902 301399355136 379888770536 414424113312 489521100288 552565484416 569833155804 602798710272 759777541072 828848226624 1105130968832 1139666311608 1519555082144 1657696453248 2210261937664 2279332623216 3039110164288 3315392906496 4558665246432 6078220328576 6630785812992 9117330492864 12156440657152 18234660985728 24312881314304 36469321971456 72938643942912
• Sum of all divisors σ(n): 215307770920704
• Sum of proper divisors (its aliquot sum) s(n): 142369126977792
• 72938643942912 is an abundant number, because the sum of its proper divisors (142369126977792) is greater than itself. Its abundance is 69430483034880

Bases of 72938643942912

• Binary: 10000100101011001011001111101100110111000000000₂
• Hexadecimal: 0x425659F66E00
• Base-36: PURJTDT6O

Squares and roots of 72938643942912

• 72938643942912 squared (72938643942912²) is 5320045780230893385915039744
• 72938643942912 cubed (72938643942912³) is 388036924924252596975390456518349347094528
• The square root of 72938643942912 is 8540412.3988781713
• The cube root of 72938643942912 is 41781.6796510323

Scales and comparisons

• 72,938,643,942,912 seconds is equal to 2,319,223 years, 13 weeks, 4 days, 20 hours, 35 minutes, 12 seconds.
• To count from 1 to 72,938,643,942,912 would take you about five million, seven hundred ninety-eight thousand and fifty-eight 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 72938643942912 cubic inches would be around 3481.8 feet tall.

Recreational maths with 72938643942912

• 72938643942912 backwards is 21924934683927
• The number of decimal digits it has is: 14
• The sum of 72938643942912's digits is 69
• More coming soon!