745221961728

Names of 745221961728

• Cardinal: 745221961728 can be written as Seven hundred forty-five billion, two hundred twenty-one million, nine hundred sixty-one thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 7.45221961728 × 10¹¹

Factors of 745221961728

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 196

Divisors of 745221961728

• Number of divisors d(n): 1152
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 17 18 19 24 32 34 36 38 41 43 48 51 57 64 68 71 72 76 82 86 96 102 114 123 128 129 136 142 144 152 153 164 171 172 192 204 213 228 246 256 258 272 284 288 304 306 323 328 342 344 369 384 387 408 426 456 492 512 516 544 568 576 608 612 639 646 656 684 688 697 731 738 768 774 779 816 817 852 912 969 984 1024 1032 1088 1136 1152 1207 1216 1224 1278 1292 1312 1349 1368 1376 1394 1462 1476 1536 1548 1558 1632 1634 1704 1763 1824 1938 1968 2048 2064 2091 2176 2193 2272 2304 2337 2414 2432 2448 2451 2556 2584 2624 2698 2736 2752 2788 2907 2911 2924 2952 3053 3072 3096 3116 3264 3268 3408 3526 3621 3648 3876 3936 4047 4128 4182 4352 4386 4544 4608 4674 4828 4864 4896 4902 5112 5168 5248 5289 5396 5472 5504 5576 5814 5822 5848 5904 6106 6144 6192 6232 6273 6528 6536 6579 6816 7011 7052 7242 7296 7353 7752 7872 8094 8256 8364 8704 8733 8772 9088 9159 9216 9348 9656 9728 9792 9804 10224 10336 10496 10578 10792 10863 10944 11008 11152 11628 11644 11696 11808 12141 12212 12384 12464 12546 13056 13072 13158 13243 13632 13889 14022 14104 14484 14592 14706 15504 15744 15867 16188 16512 16728 17408 17466 17544 18176 18318 18432 18696 19312 19456 19584 19608 20448 20672 20992 21156 21584 21726 21888 22016 22304 22933 23256 23288 23392 23616 24282 24424 24768 24928 25092 26112 26144 26199 26316 26486 27264 27477 27778 28044 28208 28968 29184 29412 29971 31008 31488 31734 32376 33024 33456 33497 34816 34932 35088 36352 36636 37392 38624 38912 39168 39216 39729 40896 41344 41667 41984 42312 43168 43452 43776 44032 44608 45866 46512 46576 46784 47232 48564 48848 49487 49536 49856 50184 51901 52224 52288 52398 52632 52972 54528 54954 55309 55556 56088 56416 57936 58007 58368 58824 59942 62016 62976 63468 64752 66048 66912 66994 68799 69864 70176 72704 73272 74784 77248 78336 78432 79458 81792 82688 83334 83968 84624 86336 86904 87552 88064 89216 89913 91732 93024 93152 93568 94464 97128 97696 98974 99072 99712 100368 100491 103802 104448 104576 104796 105264 105944 109056 109908 110618 111112 112176 112832 115872 116014 116736 117648 119187 119884 124032 125001 125173 125952 126936 129504 132096 133824 133988 137598 139728 140352 145408 146544 148461 149568 154496 155703 156672 156864 158916 163584 165376 165927 166668 169248 172672 173808 174021 175104 178432 179826 183464 186048 186304 187136 188928 194256 195392 197948 198144 199424 200736 200982 206397 207604 209152 209592 210528 211888 218112 219816 221236 222224 224352 225664 231744 232028 235296 238374 239768 248064 250002 250346 251904 253872 259008 264192 267648 267976 269739 275196 279456 280704 293088 296922 299136 301473 308992 311406 313344 313728 317832 327168 330752 331854 333336 338496 345344 347616 348042 350208 356864 359652 366928 372096 372608 374272 375519 377856 388512 390784 395896 396288 398848 401472 401964 412794 415208 418304 419184 421056 423776 436224 439632 442472 444448 445383 448704 451328 463488 464056 467109 470592 476748 479536 496128 497781 500004 500692 507744 518016 522063 535296 535952 539478 550392 558912 561408 569449 586176 593844 598272 602946 617984 622812 627456 635664 654336 661504 663708 666672 676992 690688 695232 696084 713728 719304 733856 744192 745216 748544 751038 755712 777024 781568 791792 792576 797696 802944 803928 825588 830416 836608 838368 842112 847552 879264 884944 888896 890766 897408 902656 926976 928112 934218 940253 941184 953496 959072 986119 992256 995562 1000008 1001384 1015488 1036032 1044126 1070592 1071904 1078956 1100784 1117824 1122816 1126557 1138898 1172352 1187688 1196544 1205892 1235968 1245624 1254912 1271328 1308672 1327416 1333344 1353984 1381376 1390464 1392168 1427456 1438608 1467712 1488384 1490432 1497088 1502076 1554048 1563136 1583584 1595392 1605888 1607856 1651176 1660832 1673216 1676736 1684224 1695104 1708347 1758528 1769888 1777792 1781532 1794816 1805312 1853952 1856224 1868436 1880506 1882368 1906992 1918144 1972238 1984512 1991124 2000016 2002768 2030976 2072064 2088252 2127941 2141184 2143808 2157912 2201568 2235648 2245632 2253114 2277796 2344704 2375376 2378287 2393088 2411784 2471936 2491248 2509824 2542656 2654832 2666688 2707968 2762752 2780928 2784336 2820759 2877216 2935424 2958357 2976768 2980864 3004152 3108096 3126272 3167168 3211776 3215712 3302352 3321664 3353472 3368448 3390208 3416694 3517056 3539776 3555584 3563064 3589632 3610624 3707904 3712448 3736872 3761012 3764736 3813984 3836288 3944476 3982248 4000032 4005536 4061952 4144128 4176504 4255882 4282368 4287616 4315824 4403136 4471296 4491264 4506228 4555592 4689408 4750752 4756574 4786176 4823568 4982496 5019648 5085312 5125041 5309664 5333376 5415936 5561856 5568672 5641518 5754432 5870848 5916714 5953536 5961728 6008304 6216192 6252544 6334336 6383823 6423552 6431424 6604704 6643328 6706944 6736896 6780416 6833388 7034112 7079552 7111168 7126128 7134861 7179264 7415808 7424896 7473744 7522024 7529472 7627968 7672576 7888952 7964496 8000064 8011072 8123904 8288256 8353008 8462277 8511764 8575232 8631648 8806272 8875071 8942592 9012456 9111184 9378816 9501504 9513148 9647136 9964992 10170624 10250082 10619328 10666752 10831872 11123712 11137344 11283036 11508864 11741696 11833428 12016608 12432384 12668672 12767646 12847104 12862848 13209408 13286656 13413888 13473792 13560832 13666776 14068224 14159104 14222336 14252256 14269722 14358528 14849792 14947488 15044048 15058944 15255936 15345152 15777904 15928992 16000128 16022144 16247808 16706016 16924554 17023528 17150464 17263296 17612544 17750142 17885184 18024912 18222368 18757632 19003008 19026296 19151469 19294272 19929984 20341248 20500164 21238656 21333504 21404583 22247424 22274688 22566072 23017728 23483392 23666856 24033216 24864768 25337344 25535292 25725696 26418816 26573312 26827776 27121664 27333552 28136448 28318208 28444672 28504512 28539444 29699584 29894976 30088096 30511872 30690304 31555808 31857984 32000256 32044288 32495616 33412032 33849108 34047056 34300928 34526592 35225088 35500284 36049824 36444736 38006016 38052592 38302938 38588544 39859968 40430879 40682496 41000328 42477312 42667008 42809166 44549376 45132144 46035456 46966784 47333712 48066432 50674688 51070584 51451392 52837632 53146624 53655552 54667104 56272896 56636416 57009024 57078888 59399168 59789952 60176192 61023744 61380608 63111616 63715968 64000512 64088576 66824064 67698216 68094112 68601856 69053184 70450176 71000568 72099648 72889472 76012032 76105184 76605876 77177088 79719936 80861758 81364992 82000656 84954624 85334016 85618332 89098752 90264288 92070912 94667424 96132864 101349376 102141168 102902784 105675264 106293248 109334208 113272832 114018048 114157776 118798336 119579904 120352384 121292637 122047488 126223232 127431936 128001024 128177152 133648128 135396432 136188224 138106368 140900352 142001136 144199296 145778944 152024064 152210368 153211752 154354176 159439872 161723516 164001312 169909248 171236664 178197504 180528576 184141824 189334848 192265728 204282336 205805568 211350528 218668416 228036096 228315552 239159808 240704768 242585274 244094976 252446464 254863872 256002048 256354304 267296256 270792864 272376448 276212736 284002272 288398592 291557888 304048128 304420736 306423504 308708352 318879744 323447032 328002624 339818496 342473328 356395008 361057152 363877911 378669696 384531456 408564672 422701056 437336832 456072192 456631104 478319616 481409536 485170548 504892928 509727744 534592512 541585728 544752896 552425472 568004544 576797184 583115776 608841472 612847008 617416704 646894064 656005248 684946656 722114304 727755822 757339392 769062912 817129344 874673664 912144384 913262208 956639232 962819072 970341096 1009785856 1019455488 1069185024 1083171456 1089505792 1136009088 1153594368 1166231552 1217682944 1225694016 1293788128 1312010496 1369893312 1444228608 1455511644 1514678784 1634258688 1749347328 1826524416 1925638144 1940682192 2019571712 2166342912 2179011584 2272018176 2307188736 2435365888 2451388032 2587576256 2624020992 2739786624 2888457216 2911023288 3029357568 3268517376 3498694656 3653048832 3881364384 4332685824 4358023168 4544036352 4870731776 4902776064 5175152512 5248041984 5479573248 5776914432 5822046576 6058715136 6537034752 7306097664 7762728768 8665371648 9088072704 9805552128 10350305024 10496083968 10959146496 11644093152 13074069504 14612195328 15525457536 17330743296 18176145408 19611104256 20700610048 21918292992 23288186304 31050915072 39222208512 41401220096 43836585984 46576372608 62101830144 82802440192 93152745216 124203660288 186305490432 248407320576 372610980864 745221961728
• Sum of all divisors σ(n): 2549965017600
• Sum of proper divisors (its aliquot sum) s(n): 1804743055872
• 745221961728 is an abundant number, because the sum of its proper divisors (1804743055872) is greater than itself. Its abundance is 1059521094144

Bases of 745221961728

• Binary: 1010110110000010101100001011100000000000₂
• Hexadecimal: 0xAD82B0B800
• Base-36: 9ICLWXS0

Squares and roots of 745221961728

• 745221961728 squared (745221961728²) is 555355772241728696745984
• 745221961728 cubed (745221961728³) is 413863318046949427610995006585700352
• The square root of 745221961728 is 863262.3944826973
• The cube root of 745221961728 is 9066.2679092601

Scales and comparisons

• 745,221,961,728 seconds is equal to 23,695 years, 39 weeks, 1 day, 4 hours, 28 minutes, 48 seconds.
• To count from 1 to 745,221,961,728 would take you about forty-seven thousand, three hundred ninety-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 745221961728 cubic inches would be around 755.5 feet tall.

Recreational maths with 745221961728

• 745221961728 backwards is 827169122547
• The number of decimal digits it has is: 12
• The sum of 745221961728's digits is 54
• More coming soon!