812538352640

Names of 812538352640

• Cardinal: 812538352640 can be written as Eight hundred twelve billion, five hundred thirty-eight million, three hundred fifty-two thousand, six hundred forty.

Scientific notation

• Scientific notation: 8.1253835264 × 10¹¹

Factors of 812538352640

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 592

Divisors of 812538352640

• Number of divisors d(n): 440
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 49 56 64 70 80 98 112 128 140 157 160 196 224 245 256 280 314 320 343 392 421 448 490 512 560 628 640 686 784 785 842 896 980 1024 1099 1120 1256 1280 1372 1568 1570 1684 1715 1792 1960 2105 2198 2240 2401 2512 2560 2744 2947 3136 3140 3368 3430 3584 3920 4210 4396 4480 4802 5024 5120 5488 5495 5894 6272 6280 6736 6860 7168 7693 7840 8420 8792 8960 9604 10048 10976 10990 11788 12005 12544 12560 13472 13720 14735 15386 15680 16840 17584 17920 19208 20096 20629 21952 21980 23576 24010 25088 25120 26944 27440 29470 30772 31360 33680 35168 35840 38416 38465 40192 41258 43904 43960 47152 48020 50176 50240 53851 53888 54880 58940 61544 62720 66097 67360 70336 76832 76930 80384 82516 87808 87920 94304 96040 100480 103145 107702 107776 109760 117880 123088 125440 132194 134720 140672 144403 153664 153860 160768 165032 175616 175840 188608 192080 200960 206290 215404 215552 219520 235760 246176 250880 264388 269255 269440 281344 288806 307328 307720 330064 330485 351232 351680 376957 377216 384160 401920 412580 430808 431104 439040 462679 471520 492352 528776 538510 538880 562688 577612 614656 615440 660128 660970 703360 722015 753914 754432 768320 803840 825160 861616 878080 925358 943040 984704 1010821 1057552 1077020 1077760 1125376 1155224 1229312 1230880 1320256 1321940 1406720 1444030 1507828 1508864 1536640 1650320 1723232 1756160 1850716 1884785 1886080 1969408 2021642 2115104 2154040 2155520 2310448 2313395 2458624 2461760 2640512 2643880 2813440 2888060 3015656 3017728 3073280 3238753 3300640 3446464 3701432 3769570 3772160 3938816 4043284 4230208 4308080 4620896 4626790 4923520 5054105 5281024 5287760 5626880 5776120 6031312 6146560 6477506 6601280 6892928 7402864 7539140 7544320 7877632 8086568 8460416 8616160 9241792 9253580 9847040 10108210 10562048 10575520 11552240 12062624 12293120 12955012 13202560 13785856 14805728 15078280 15088640 16173136 16193765 16920832 17232320 18483584 18507160 19694080 20216420 21124096 21151040 22671271 23104480 24125248 25910024 26405120 27571712 29611456 30156560 32346272 32387530 33841664 34464640 36967168 37014320 39388160 40432840 42302080 45342542 46208960 48250496 51820048 52810240 55143424 59222912 60313120 64692544 64775060 67683328 68929280 73934336 74028640 80865680 84604160 90685084 92417920 96500992 103640096 105620480 113356355 118445824 120626240 129385088 129550120 137858560 147868672 148057280 158698897 161731360 169208320 181370168 184835840 193001984 207280192 226712710 236891648 241252480 258770176 259100240 275717120 296114560 317397794 323462720 338416640 362740336 369671680 386003968 414560384 453425420 473783296 482504960 517540352 518200480 592229120 634795588 646925440 725480672 739343360 793494485 829120768 906850840 965009920 1035080704 1036400960 1184458240 1269591176 1293850880 1450961344 1586988970 1658241536 1813701680 1930019840 2072801920 2368916480 2539182352 2587701760 2901922688 3173977940 3316483072 3627403360 4145603840 5078364704 5175403520 5803845376 6347955880 7254806720 8291207680 10156729408 11607690752 12695911760 14509613440 16582415360 20313458816 23215381504 25391823520 29019226880 40626917632 50783647040 58038453760 81253835264 101567294080 116076907520 162507670528 203134588160 406269176320 812538352640
• Sum of all divisors σ(n): 2293779884232
• Sum of proper divisors (its aliquot sum) s(n): 1481241531592
• 812538352640 is an abundant number, because the sum of its proper divisors (1481241531592) is greater than itself. Its abundance is 668703178952

Bases of 812538352640

• Binary: 1011110100101111000011110101010000000000₂
• Hexadecimal: 0xBD2F0F5400
• Base-36: AD9WCTFK

Squares and roots of 812538352640

• 812538352640 squared (812538352640²) is 660218574510924994969600
• 812538352640 cubed (812538352640³) is 536452912915436089095199070879744000
• The square root of 812538352640 is 901409.0928318839
• The cube root of 812538352640 is 9331.4247119451

Scales and comparisons

• 812,538,352,640 seconds is equal to 25,836 years, 10 weeks, 5 days, 1 hour, 57 minutes, 20 seconds.
• To count from 1 to 812,538,352,640 would take you about fifty-one thousand, six hundred seventy-two 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 812538352640 cubic inches would be around 777.6 feet tall.

Recreational maths with 812538352640

• 812538352640 backwards is 046253835218
• The number of decimal digits it has is: 12
• The sum of 812538352640's digits is 47
• More coming soon!