640427157552

Names of 640427157552

• Cardinal: 640427157552 can be written as Six hundred forty billion, four hundred twenty-seven million, one hundred fifty-seven thousand, five hundred fifty-two.

Scientific notation

• Scientific notation: 6.40427157552 × 10¹¹

Factors of 640427157552

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 571

Divisors of 640427157552

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 3 4 6 7 8 12 13 14 16 21 23 24 26 28 29 37 39 42 46 48 52 56 58 69 74 78 84 87 91 92 104 111 112 116 138 148 156 161 168 169 174 182 184 203 208 222 232 259 273 276 296 299 312 322 336 338 348 364 368 377 406 444 457 464 481 483 507 518 546 552 592 598 609 624 644 667 676 696 728 754 777 812 851 888 897 914 962 966 1014 1036 1073 1092 1104 1131 1183 1196 1218 1288 1334 1352 1371 1392 1443 1456 1508 1554 1624 1702 1776 1794 1828 1924 1932 2001 2028 2072 2093 2146 2184 2262 2366 2392 2436 2553 2576 2639 2668 2704 2742 2886 3016 3108 3199 3219 3248 3367 3404 3549 3588 3656 3848 3864 3887 4002 4056 4144 4186 4292 4368 4524 4669 4732 4784 4872 4901 5106 5278 5336 5484 5772 5941 5957 6032 6216 6253 6279 6398 6438 6734 6808 7098 7176 7312 7511 7696 7728 7774 7917 8004 8112 8372 8584 8671 9048 9338 9464 9597 9744 9802 10101 10212 10511 10556 10672 10968 11063 11544 11661 11882 11914 12432 12506 12558 12796 12876 13253 13468 13616 13949 14007 14196 14352 14703 15022 15548 15834 16008 16744 16909 17168 17342 17823 17871 18096 18676 18759 18928 19194 19604 20202 20424 21022 21112 21936 22126 22533 23088 23322 23764 23828 24679 25012 25116 25592 25752 26013 26506 26936 27209 27898 28014 28392 29406 30044 31096 31533 31668 32016 33189 33488 33818 34307 34684 35646 35742 37352 37518 38388 39208 39759 40404 40848 41587 41847 42044 42224 43771 44252 45066 46644 47528 47656 49358 50024 50232 50727 51184 51504 52026 53012 53872 54418 55796 56028 56784 58812 60088 60697 62192 63066 63336 66378 67636 68614 69368 71292 71484 73577 74037 74704 75036 76776 77233 77441 78416 79518 80808 81627 83174 83694 84088 87542 88504 90132 92771 93288 95056 95312 97643 98716 100048 100464 101454 102921 104052 106024 108836 111592 112056 112723 117624 118363 120176 121394 124761 126132 126672 131313 132756 135272 136643 137228 138736 142584 142968 143819 147154 148074 150072 153552 154466 154882 159036 161616 163254 166348 167388 168176 172289 172753 175084 177008 180264 181337 182091 185542 186576 195286 197432 202908 205842 208104 212048 217672 219817 220731 223184 224112 225446 231699 232323 235248 236726 242788 249522 252264 262626 265512 270544 273286 274456 278313 285168 285936 287638 292929 294308 296148 300144 304819 308932 309764 318072 320827 326508 332696 334776 338169 344578 345506 350168 355089 360528 362674 364182 371084 388907 390572 394864 405816 409929 411684 416208 431457 435344 439634 441462 450892 463398 464646 473452 485576 490361 499044 504528 516867 518259 525252 531024 540631 544011 546572 548912 556626 575276 585858 588616 592296 609638 617864 619528 636144 641654 653016 659451 665392 669552 676338 689156 691012 700336 710178 725348 728364 742168 777814 781144 789061 811632 819858 823368 862914 879268 882924 901784 914457 926796 929292 946904 956501 962481 971152 980722 998088 1006733 1033734 1036518 1050504 1081262 1088022 1093144 1113252 1150552 1166721 1171716 1177232 1184592 1206023 1219276 1235728 1239056 1269359 1283308 1306032 1318902 1352676 1378312 1382024 1420356 1450696 1456728 1471083 1484336 1538719 1555628 1562288 1578122 1621893 1639716 1646736 1725828 1758536 1765848 1776359 1803568 1828914 1853592 1858584 1893808 1913002 1924962 1961444 1996176 2013466 2067468 2073036 2101008 2133733 2162524 2176044 2186288 2226504 2239757 2245789 2301104 2333442 2343432 2367183 2412046 2438552 2538718 2566616 2637804 2705352 2722349 2756624 2764048 2840712 2857621 2869503 2901392 2913456 2942166 3020199 3077438 3111256 3156244 3243786 3279432 3432527 3451656 3517072 3531696 3552718 3618069 3657828 3707184 3717168 3808077 3826004 3849924 3922888 3962647 4026932 4134936 4146072 4170751 4267466 4325048 4352088 4453008 4479514 4491578 4616157 4666884 4686864 4734366 4824092 4877104 5055791 5077436 5133232 5275608 5329077 5410704 5444698 5681424 5715242 5739006 5884332 6040398 6154876 6222512 6312488 6374693 6401199 6487572 6558864 6719271 6737367 6865054 6903312 7105436 7236138 7315656 7616154 7652008 7699848 7845776 7925294 8053864 8167047 8269872 8292144 8341502 8534932 8572863 8650096 8704176 8959028 8983156 9232314 9333768 9468732 9648184 10111582 10154872 10297581 10551216 10658154 10889396 11278303 11430484 11478012 11768664 11887941 12080796 12309752 12434513 12512253 12624976 12749386 12802398 12975144 13438542 13474734 13730108 14210872 14472276 14631312 15167373 15232308 15304016 15399696 15678299 15850588 16107728 16334094 16683004 17069864 17145726 17918056 17966312 18464628 18667536 18937464 19124079 19296368 20003347 20223164 20309744 20595162 21316308 21778792 22556606 22860968 22956024 23537328 23775882 24161592 24619504 24869026 25024506 25498772 25604796 25950288 26877084 26949468 27460216 27738529 28421744 28944552 29195257 30334746 30464616 31356598 31701176 32668188 33366008 33834909 34139728 34291452 35390537 35836112 35932624 36929256 37303539 37874928 38248158 40006694 40446328 41190324 42632616 43557584 44622851 45113212 45721936 45912048 47034897 47551764 48323184 49738052 50049012 50997544 51209592 51514411 53754168 53898936 54920432 55477058 57889104 58390514 60010041 60669492 60929232 62713196 63402352 65336376 65725283 66732016 67669818 68582904 70781074 73858512 74607078 76496316 78948121 80013388 80892656 82380648 82871009 83215587 85265232 87585771 89245702 90226424 94069794 95103528 99476104 100098024 101995088 102419184 103028822 106171611 107508336 107797872 110954116 116781028 120020082 121338984 125426392 130672752 131450566 133868553 135339636 137165808 141562148 146617939 149214156 152992632 154543233 157896242 160026776 164761296 165742018 166431174 175171542 178491404 180452848 188139588 190207056 197175849 198952208 200196048 206057644 212343222 221908232 233562056 236844363 240040164 242677968 248613027 250852784 262901132 267737106 270679272 283124296 293235878 298428312 305985264 309086466 315792484 320053552 331484036 332862348 350343084 356982808 360600877 376279176 394351698 412115288 424686444 439853817 443816464 460076981 467124112 473688726 480080328 497226054 525802264 535474212 541358544 566248592 580097063 586471756 596856624 618172932 631584968 662968072 665724696 700686168 713965616 721201754 752558352 788703396 824230576 849372888 879707634 920153962 947377452 960160656 994452108 1026325573 1051604528 1070948424 1081802631 1160194126 1172943512 1236345864 1263169936 1325936144 1331449392 1380230943 1401372336 1442403508 1577406792 1698745776 1740291189 1759415268 1840307924 1894754904 1906033207 1988904216 2052651146 2141896848 2163605262 2320388252 2345887024 2472691728 2760461886 2884807016 3078976719 3154813584 3480582378 3518830536 3680615848 3789509808 3812066414 3977808432 4105302292 4327210524 4640776504 5520923772 5718099621 5769614032 6157953438 6961164756 7037661072 7361231696 7624132828 8210604584 8654421048 9281553008 11041847544 11436199242 12315906876 13342232449 13922329512 15248265656 16421209168 17308842096 22083695088 22872398484 24631813752 26684464898 27844659024 30496531312 40026697347 45744796968 49263627504 53368929796 80053394694 91489593936 106737859592 160106789388 213475719184 320213578776 640427157552
• Sum of all divisors σ(n): 2274805831680
• Sum of proper divisors (its aliquot sum) s(n): 1634378674128
• 640427157552 is an abundant number, because the sum of its proper divisors (1634378674128) is greater than itself. Its abundance is 993951516576

Bases of 640427157552

• Binary: 1001010100011100011011101110100000110000₂
• Hexadecimal: 0x951C6EE830
• Base-36: 867HSLDC

Squares and roots of 640427157552

• 640427157552 squared (640427157552²) is 410146944130134230632704
• 640427157552 cubed (640427157552³) is 262669241607900816512319029251780608
• The square root of 640427157552 is 800266.9289380887
• The cube root of 640427157552 is 8619.6555900887

Scales and comparisons

• 640,427,157,552 seconds is equal to 20,363 years, 31 weeks, 2 days, 8 hours, 39 minutes, 12 seconds.
• To count from 1 to 640,427,157,552 would take you about forty thousand, seven hundred twenty-seven 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 640427157552 cubic inches would be around 718.3 feet tall.

Recreational maths with 640427157552

• 640427157552 backwards is 255751724046
• 640427157552 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 640427157552's digits is 48
• More coming soon!