813212047440

Names of 813212047440

• Cardinal: 813212047440 can be written as Eight hundred thirteen billion, two hundred twelve million, forty-seven thousand, four hundred forty.

Scientific notation

• Scientific notation: 8.1321204744 × 10¹¹

Factors of 813212047440

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 308

Divisors of 813212047440

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 27 30 36 39 40 43 45 48 52 54 60 61 65 72 78 80 86 90 104 108 117 120 122 129 130 135 144 156 172 180 181 183 195 208 215 216 234 240 244 258 260 270 305 312 344 351 360 362 366 387 390 430 432 468 488 516 520 540 543 549 559 585 610 624 645 688 702 720 724 732 774 780 793 860 905 915 936 976 1032 1040 1080 1086 1098 1118 1161 1170 1220 1290 1404 1448 1464 1548 1560 1586 1629 1647 1677 1720 1755 1810 1830 1872 1935 2064 2160 2172 2196 2236 2322 2340 2353 2379 2440 2580 2623 2715 2745 2795 2808 2896 2928 3096 3120 3172 3258 3294 3354 3440 3510 3620 3660 3721 3870 3965 4344 4392 4472 4644 4680 4706 4758 4880 4887 5031 5160 5246 5430 5490 5590 5616 5805 6192 6344 6516 6588 6708 7020 7059 7137 7240 7320 7442 7740 7783 7869 7930 8145 8235 8385 8688 8784 8944 9288 9360 9412 9516 9774 10062 10320 10492 10860 10980 11041 11163 11180 11610 11765 11895 12688 13032 13115 13176 13416 14040 14118 14274 14480 14640 14884 15093 15480 15566 15738 15860 16290 16470 16770 18576 18605 18824 19032 19548 20124 20984 21177 21411 21720 21960 22082 22326 22360 23220 23349 23530 23607 23790 24435 25155 26064 26230 26352 26832 28080 28236 28548 29768 30186 30960 31132 31476 31720 32580 32940 33123 33489 33540 34099 35295 35685 37210 37648 38064 38915 39096 39345 40248 41968 42354 42822 43440 43920 44164 44652 44720 46440 46698 47060 47214 47580 48373 48870 50310 52460 55205 55815 56472 57096 59536 60372 62264 62952 63440 63531 65160 65880 66246 66978 67080 68198 70047 70590 70821 71370 74420 75465 77830 78192 78690 80496 84708 85644 88328 89304 92880 93396 94120 94428 95160 96746 97740 99369 100467 100620 101179 102297 104920 105885 107055 110410 111630 112944 114192 116745 118035 120744 124528 125904 127062 130320 131760 132492 133956 134160 136396 140094 141180 141642 142740 143533 145119 148840 150930 155660 157380 160003 165615 167445 169416 170495 171288 176656 178608 186792 188240 188856 190320 193492 195480 198738 200934 201240 202358 204594 209840 210141 211770 214110 220820 223260 233490 236070 241488 241865 254124 264984 267912 272792 280188 282360 283284 285480 287066 290238 297680 298107 301860 303537 306891 311320 314760 317655 320006 331230 334890 338832 340990 342576 350235 354105 373584 377712 386984 390960 397476 401868 402480 404716 409188 420282 423540 428220 430599 435357 441640 446520 466980 472140 474763 480009 483730 496845 502335 505895 508248 511485 529968 535824 545584 560376 564720 566568 570960 574132 580476 596214 603720 607074 613782 622640 629520 635310 640012 662460 669780 673501 681980 700470 708210 717665 725595 773968 794952 800015 803736 809432 818376 840564 847080 856440 861198 870714 883280 893040 910611 920673 933960 944280 949526 960018 967460 993690 1004670 1011790 1016496 1022970 1050705 1120752 1133136 1148264 1160952 1192428 1207440 1214148 1227564 1270620 1280024 1291797 1306071 1324920 1339560 1347002 1363960 1400940 1416420 1424289 1435330 1440027 1451190 1490535 1517685 1534455 1589904 1600030 1607472 1618864 1636752 1681128 1694160 1712880 1722396 1741428 1821222 1841346 1867920 1888560 1899052 1920036 1934920 1987380 2009340 2020503 2023580 2045940 2080039 2101410 2152995 2176785 2296528 2321904 2373815 2384856 2400045 2428296 2455128 2541240 2560048 2583594 2612142 2649840 2679120 2694004 2727920 2731833 2801880 2832840 2848578 2870660 2880054 2902380 2981070 3035370 3068910 3200060 3362256 3367505 3444792 3482856 3642444 3682692 3798104 3840072 3869840 3875391 3974760 4018680 4041006 4047160 4091880 4160078 4202820 4272867 4305990 4320081 4353570 4553055 4603365 4747630 4769712 4800090 4856592 4910256 5082480 5167188 5224284 5388008 5463666 5603760 5665680 5697156 5741320 5760108 5804760 5962140 6061509 6070740 6137820 6171919 6240117 6400120 6458985 6530355 6735010 6889584 6965712 7121445 7200135 7284888 7365384 7596208 7680144 7750782 7949520 8037360 8082012 8094320 8183760 8320156 8405640 8545734 8611980 8640162 8707140 8755513 9106110 9206730 9495260 9600180 10102515 10334376 10400195 10448568 10776016 10927332 11394312 11482640 11520216 11609520 11924280 12123018 12141480 12275640 12343838 12480234 12800240 12818601 12917970 13060710 13470020 13659165 14242890 14400270 14569776 14730768 15501564 16164024 16640312 16811280 17091468 17223960 17280324 17414280 17511026 18184527 18212220 18413460 18515757 18720351 18990520 19200360 19376955 20205030 20668752 20800390 20897136 21364335 21600405 21854664 22788624 23040432 23848560 24246036 24282960 24551280 24687676 24960468 25637202 25835940 26121420 26266539 26940040 27318330 28485780 28800540 28960543 30307545 30859595 31003128 31200585 32328048 33280624 34182936 34447920 34560648 34828560 35022052 36369054 36424440 36826920 37031514 37440702 37981040 38400720 38753910 40410060 41600780 42728670 43200810 43709328 43777565 48492072 49375352 49920936 51274404 51671880 52242840 52533078 53880080 54636660 55547271 56161053 56971560 57601080 57921086 60615090 61719190 62006256 62401170 64093005 68365872 69121296 70044104 72738108 72848880 73653840 74063028 74881404 77507820 78799617 80820120 83201560 85457340 86401620 86881629 87555130 90922635 92578785 93601755 96984144 98750704 99841872 102548808 103343760 104485680 105066156 109273320 111094542 112322106 113943120 115202160 115842172 121230180 123438380 124802340 128186010 131332695 140088208 144802715 145476216 148126056 149762808 155015640 157599234 161640240 166403120 166641813 170914680 172803240 173763258 175110260 181845270 185157570 187203510 205097616 210132312 218546640 222189084 224644212 231684344 236398851 242460360 246876760 249604680 256372020 260644887 262665390 277736355 280805265 289605430 290952432 296252112 299525616 310031280 315198468 333283626 341829360 345606480 347526516 350220520 363690540 370315140 374407020 376487059 393998085 420264624 434408145 444378168 449288424 463368688 472797702 484920720 493753520 499209360 512744040 521289774 525330780 555472710 561610530 579210860 630396936 666567252 695053032 700441040 727381080 740630280 748814040 752974118 781934661 787996170 833209065 868816290 888756336 898576848 945595404 1025488080 1042579548 1050661560 1110945420 1123221060 1129461177 1158421720 1181994255 1260793872 1303224435 1333134504 1390106064 1454762160 1481260560 1497628080 1505948236 1563869322 1575992340 1666418130 1737632580 1882435295 1891190808 2085159096 2101323120 2221890840 2246442120 2258922354 2316843440 2363988510 2606448870 2666269008 3011896472 3127738644 3151984680 3332836260 3388383531 3475265160 3764870590 3782381616 3909673305 4170318192 4443781680 4492884240 4517844708 4727977020 5212897740 5647305885 6023792944 6255477288 6303969360 6665672520 6776767062 6950530320 7529741180 7819346610 9035689416 9455954040 10165150593 10425795480 11294611770 12510954576 13331345040 13553534124 15059482360 15638693220 16941917655 18071378832 18911908080 20330301186 20851590960 22589223540 27107068248 30118964720 31277386440 33883835310 40660602372 45178447080 50825752965 54214136496 62554772880 67767670620 81321204744 90356894160 101651505930 135535341240 162642409488 203303011860 271070682480 406606023720 813212047440
• Sum of all divisors σ(n): 3155450538240
• Sum of proper divisors (its aliquot sum) s(n): 2342238490800
• 813212047440 is an abundant number, because the sum of its proper divisors (2342238490800) is greater than itself. Its abundance is 1529026443360

Bases of 813212047440

• Binary: 1011110101010111001101110001100001010000₂
• Hexadecimal: 0xBD57371850
• Base-36: ADL1GFO0

Squares and roots of 813212047440

• 813212047440 squared (813212047440²) is 661313834101556810553600
• 813212047440 cubed (813212047440³) is 537788377030123506801769255862784000
• The square root of 813212047440 is 901782.7052233813
• The cube root of 813212047440 is 9334.0029679525

Scales and comparisons

• 813,212,047,440 seconds is equal to 25,857 years, 32 weeks, 4 days, 11 hours, 24 minutes.
• To count from 1 to 813,212,047,440 would take you about fifty-one thousand, seven hundred fifteen 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 813212047440 cubic inches would be around 777.8 feet tall.

Recreational maths with 813212047440

• 813212047440 backwards is 044740212318
• 813212047440 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 813212047440's digits is 36
• More coming soon!