640609703712

Names of 640609703712

• Cardinal: 640609703712 can be written as Six hundred forty billion, six hundred nine million, seven hundred three thousand, seven hundred twelve.

Scientific notation

• Scientific notation: 6.40609703712 × 10¹¹

Factors of 640609703712

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 131

Divisors of 640609703712

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 31 32 33 36 37 44 47 48 62 66 72 74 88 93 94 96 99 111 121 124 132 141 144 148 176 186 188 198 222 242 248 264 279 282 288 296 333 341 352 363 372 376 396 407 423 444 484 496 517 528 558 564 592 666 682 726 744 752 792 814 846 888 961 968 992 1023 1034 1056 1089 1116 1128 1147 1184 1221 1331 1332 1364 1452 1457 1488 1504 1551 1584 1628 1692 1739 1776 1922 1936 2046 2068 2178 2232 2256 2294 2442 2662 2664 2728 2883 2904 2914 2976 3069 3102 3168 3256 3384 3441 3478 3552 3663 3751 3844 3872 3993 4092 4136 4356 4371 4464 4477 4512 4588 4653 4884 5217 5324 5328 5456 5687 5766 5808 5828 6138 6204 6512 6768 6882 6956 7326 7502 7688 7986 8184 8272 8649 8712 8742 8928 8954 9176 9306 9768 10323 10434 10571 10648 10656 10912 11253 11374 11532 11616 11656 11979 12276 12408 12617 13024 13113 13431 13536 13764 13912 14652 15004 15376 15651 15972 16027 16368 16544 17061 17298 17424 17484 17908 18352 18612 19129 19536 20646 20868 21142 21296 22506 22748 23064 23312 23958 24552 24816 25234 26226 26862 27528 27824 29304 30008 30752 31302 31713 31944 32054 32736 33759 34122 34596 34848 34968 35557 35816 36704 37224 37851 38258 39072 40293 41261 41292 41736 42284 42592 45012 45167 45496 46128 46624 47916 48081 49104 49247 49632 50468 51183 52452 53724 53909 55056 55648 57387 58608 60016 62557 62604 63426 63888 64108 67518 68244 69192 69936 71114 71632 74448 75702 76516 80586 82522 82584 83472 84568 90024 90334 90992 92256 95139 95832 96162 98208 98494 100936 102366 104904 106671 107448 107818 110112 113553 114774 116281 117216 120032 123783 125114 125208 126852 127776 128216 135036 135501 136488 138384 138787 139872 142228 143264 144243 147741 148896 151404 153032 161172 161727 165044 165168 166944 169136 172161 176297 180048 180668 181984 187671 190278 191664 192324 196988 201872 204732 209808 210419 213342 214896 215636 227106 229548 232562 247566 250228 250416 253704 256432 270072 271002 272976 276768 277574 284456 288486 295482 302808 306064 320013 322344 323454 330088 330336 338272 344322 348843 352594 360096 361336 371349 375342 380556 383328 384648 391127 393976 403744 406503 409464 416361 419616 420838 426684 429792 431272 443223 454212 459096 465124 485181 495132 496837 500456 500832 507408 512864 528891 540144 542004 545952 555148 563013 568912 576972 590964 592999 605616 612128 631257 640026 644688 646908 660176 688644 697686 705188 722672 742698 750684 761112 769296 782254 787952 813006 818928 832722 841676 853368 862544 886446 908424 918192 930248 970362 990264 993674 1000912 1014816 1046529 1057782 1080288 1084008 1110296 1126026 1137824 1153944 1173381 1181928 1185998 1211232 1249083 1262514 1279091 1280052 1289376 1293816 1320352 1377288 1395372 1410376 1445344 1485396 1490511 1501368 1522224 1526657 1538592 1564508 1575904 1586673 1626012 1637856 1665444 1671179 1683352 1706736 1725088 1772892 1778997 1816848 1836384 1860496 1893771 1939267 1940724 1980528 1987348 2001824 2093058 2115564 2168016 2220592 2252052 2307888 2314609 2346762 2363856 2371996 2498166 2525028 2558182 2560104 2587632 2754576 2790744 2820752 2970792 2981022 3002736 3044448 3053314 3129016 3173346 3252024 3330888 3342358 3366704 3413472 3520143 3545784 3557994 3633696 3720992 3787542 3837273 3878534 3881448 3961056 3974696 4186116 4231128 4302397 4336032 4441184 4471533 4504104 4579971 4615776 4629218 4693524 4727712 4743992 4996332 5013537 5050056 5116364 5120208 5175264 5336991 5465207 5509152 5581488 5641504 5817801 5941584 5962044 6005472 6106628 6258032 6346692 6504048 6522989 6661776 6684716 6733408 6943827 7040286 7091568 7115988 7575084 7674546 7757068 7762896 7949392 8372232 8462256 8604794 8943066 9008208 9159942 9258436 9387048 9487984 9992664 10027074 10100112 10232728 10240416 10673982 10930414 11162976 11511819 11635602 11883168 11924088 12213256 12516064 12693384 12907191 13008096 13045978 13323552 13369432 13739913 13887654 14080572 14183136 14231976 15040611 15150168 15349092 15514136 15525792 15898784 16395621 16744464 16924512 17209588 17453403 17886132 18016416 18319884 18382969 18516872 18774096 18975968 19568967 19985328 20054148 20200224 20465456 20831481 21347964 21860828 23023638 23271204 23848176 24426512 25386768 25814382 26091956 26738864 27479826 27775308 28161144 28463952 30081222 30300336 30698184 31028272 32791242 33488928 34419176 34906806 35772264 36639768 36765938 37033744 37548192 38721573 39137934 39970656 40108296 40930912 41662962 42695928 43721656 46047276 46542408 47326367 47696352 48853024 49186863 50773536 51628764 52183912 53477728 54959652 55148907 55550616 56322288 56927904 58706901 60117277 60162444 60600672 61396368 62056544 65582484 68838352 69813612 71544528 71752879 73279536 73531876 74067488 77443146 78275868 80216592 83325924 85391856 87443312 92094552 93084816 94652734 98373726 103257528 104367824 109919304 110297814 111101232 112644576 117413802 120234554 120324888 122792736 131164968 137676704 139627224 141979101 143089056 143505758 146559072 147063752 154886292 156551736 160433184 165446721 166651848 170783712 174886624 180351831 184189104 186169632 189305468 196747452 202212659 206515056 208735648 215258637 219838608 220595628 222202464 234827604 240469108 240649776 262329936 279254448 283958202 287011516 294127504 309772584 313103472 330893442 333303696 360703662 368378208 378610936 393494904 404425318 413030112 425937303 430517274 439677216 441191256 469655208 480938216 481299552 524659872 541055493 558508896 567916404 574023032 588255008 606637977 619545168 626206944 645775911 661786884 666607392 721407324 757221872 786989808 808850636 851874606 861034548 882382512 939310416 961876432 1082110986 1135832808 1148046064 1213275954 1239090336 1291551822 1323573768 1442814648 1514443744 1573979616 1617701272 1703749212 1722069096 1764765024 1819913931 1878620832 1923752864 2164221972 2224339249 2271665616 2296092128 2426551908 2583103644 2647147536 2885629296 3235402544 3407498424 3444138192 3639827862 4328443944 4448678498 4543331232 4853103816 5166207288 5294295072 5771258592 6470805088 6673017747 6814996848 6888276384 7279655724 8656887888 8897356996 9706207632 10332414576 13346035494 13629993696 14559311448 17313775776 17794713992 19412415264 20019053241 20664829152 26692070988 29118622896 35589427984 40038106482 53384141976 58237245792 71178855968 80076212964 106768283952 160152425928 213536567904 320304851856 640609703712
• Sum of all divisors σ(n): 2171696147712
• Sum of proper divisors (its aliquot sum) s(n): 1531086444000
• 640609703712 is an abundant number, because the sum of its proper divisors (1531086444000) is greater than itself. Its abundance is 890476740288

Bases of 640609703712

• Binary: 1001010100100111010100000101011100100000₂
• Hexadecimal: 0x9527505720
• Base-36: 86AIH6W0

Squares and roots of 640609703712

• 640609703712 squared (640609703712²) is 410380792489976426578944
• 640609703712 cubed (640609703712³) is 262893917886099553360601837617840128
• The square root of 640609703712 is 800380.9741067063
• The cube root of 640609703712 is 8620.4744891275

Scales and comparisons

• 640,609,703,712 seconds is equal to 20,369 years, 21 weeks, 1 day, 3 hours, 55 minutes, 12 seconds.
• To count from 1 to 640,609,703,712 would take you about forty thousand, seven hundred thirty-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 640609703712 cubic inches would be around 718.4 feet tall.

Recreational maths with 640609703712

• 640609703712 backwards is 217307906046
• The number of decimal digits it has is: 12
• The sum of 640609703712's digits is 45
• More coming soon!