812931686490

Names of 812931686490

• Cardinal: 812931686490 can be written as Eight hundred twelve billion, nine hundred thirty-one million, six hundred eighty-six thousand, four hundred ninety.

Scientific notation

• Scientific notation: 8.1293168649 × 10¹¹

Factors of 812931686490

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3647

Divisors of 812931686490

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 5 6 7 10 11 14 15 17 21 22 30 31 33 34 35 42 51 55 62 66 70 77 85 93 102 105 110 119 121 154 155 165 170 186 187 210 217 231 238 242 255 289 310 330 341 357 363 374 385 434 462 465 510 527 561 578 595 605 651 682 714 726 770 847 867 930 935 1023 1054 1085 1122 1155 1190 1210 1302 1309 1445 1581 1694 1705 1734 1785 1815 1870 2023 2046 2057 2170 2310 2387 2541 2618 2635 2805 2890 3162 3179 3255 3410 3570 3571 3630 3689 3751 3927 4046 4114 4235 4335 4774 5082 5115 5270 5610 5797 6069 6171 6358 6510 6545 7142 7161 7378 7502 7854 7905 8470 8670 8959 9537 10115 10230 10285 10713 11067 11253 11594 11935 12138 12342 12705 13090 14322 14399 15810 15895 17391 17855 17918 18445 18755 19074 19635 20230 20570 21426 22134 22253 22506 23870 24997 25410 26257 26877 28798 28985 30345 30855 31790 34782 34969 35710 35805 36890 37510 39270 39281 40579 43197 44506 44795 47685 49994 52514 53565 53754 55335 56265 57970 60690 60707 61710 62713 63767 66759 69938 71610 71995 74991 78562 78771 81158 86394 86955 89590 95370 98549 104907 107130 110670 110701 111265 112530 117843 121414 121737 124985 125426 127534 131285 133518 134385 143990 149982 157542 173910 174845 182121 188139 191301 196405 197098 202895 209814 215985 221402 222530 235686 243474 244783 249970 262570 268770 274967 295647 303535 313565 318835 332103 333795 349690 364242 374955 376278 382602 392810 393855 405790 424949 431970 432091 446369 489566 492745 524535 549934 553505 589215 591294 607070 608685 627130 637670 664206 667590 667777 689843 734349 749910 774907 787710 824901 849898 864182 892738 910605 940695 956505 985490 1032019 1049070 1084039 1107010 1178430 1217370 1217711 1223915 1274847 1296273 1335554 1339107 1374835 1379686 1468698 1478235 1549814 1649802 1660515 1821210 1881390 1881917 1913010 2003331 2064038 2069529 2124745 2160455 2168078 2231845 2324721 2435422 2447830 2549694 2592546 2678214 2749670 2956470 3024637 3096057 3252117 3321030 3338885 3449215 3653133 3671745 3763834 3874535 4006662 4124505 4139058 4249490 4320910 4463690 4649442 4674439 5160095 5420195 5645751 6049274 6088555 6192114 6374235 6481365 6504234 6677770 6695535 6898430 7224133 7306266 7343490 7345547 7588273 7749070 8249010 8523977 9073911 9348878 9409585 10016655 10320190 10347645 10840390 11291502 11352209 11623605 12177110 12748470 12962730 13173419 13391070 13394821 14023317 14448266 14691094 15123185 15176546 15480285 16260585 17047954 18147822 18265665 18819170 20033310 20695290 20701087 21672399 22036641 22704418 22764819 23247210 23372195 25571931 26346838 26789642 28046634 28228755 30246370 30960570 31992589 32521170 34056627 36120665 36531330 36727735 37941365 39520257 40184463 41402174 42619885 43344798 44073282 45369555 45529638 46744390 51143862 51418829 56457510 56761045 62103261 63985178 65867095 66974105 68113254 70116585 72241330 73455470 75882730 79040514 79465463 80368926 85239770 90739110 93763747 95977767 102837658 103505435 108361995 110183205 113522090 113824095 124206522 124874299 127859655 131734190 133948210 140233170 144907609 154256487 158930926 159962945 170283135 187527494 191955534 197601285 200922315 207010870 216723990 220366410 223948123 227648190 227711957 238396389 249748598 255719310 257094145 281291241 289815218 308512974 310516305 319925890 340566270 351918479 374622897 395202570 397327315 401844630 434722827 447896246 455423914 468818735 476792778 479888835 514188290 562582482 621032610 624371495 671844369 683135871 703836958 724538045 749245794 771282435 794654630 869445654 874120093 937637470 959777670 1055755437 1119740615 1138559785 1191981945 1248742990 1343688738 1366271742 1406456205 1449076090 1542564870 1593983699 1748240186 1759592395 1873114485 2111510874 2173614135 2239481230 2277119570 2383963890 2463429353 2622360279 2812912410 3187967398 3359221845 3415679355 3519184790 3746228970 3871103269 4347228270 4370600465 4781951097 4926858706 5244720558 5278777185 6718443690 6831358710 7390288059 7742206538 7969918495 8741200930 9563902194 10557554370 11613309807 12317146765 13111801395 14780576118 15939836990 19355516345 23226619614 23909755485 24634293530 26223602790 27097722883 36951440295 38711032690 47819510970 54195445766 58066549035 73902880590 81293168649 116133098070 135488614415 162586337298 270977228830 406465843245 812931686490
• Sum of all divisors σ(n): 2688276455424
• Sum of proper divisors (its aliquot sum) s(n): 1875344768934
• 812931686490 is an abundant number, because the sum of its proper divisors (1875344768934) is greater than itself. Its abundance is 1062413082444

Bases of 812931686490

• Binary: 1011110101000110100000010010000001011010₂
• Hexadecimal: 0xBD4681205A
• Base-36: ADGEJBRU

Squares and roots of 812931686490

• 812931686490 squared (812931686490²) is 660857926899475648520100
• 812931686490 cubed (812931686490³) is 537232349044675875648131365663449000
• The square root of 812931686490 is 901627.2436489483
• The cube root of 812931686490 is 9332.9301888269

Scales and comparisons

• 812,931,686,490 seconds is equal to 25,848 years, 37 weeks, 13 hours, 21 minutes, 30 seconds.
• To count from 1 to 812,931,686,490 would take you about fifty-one thousand, six hundred ninety-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 812931686490 cubic inches would be around 777.7 feet tall.

Recreational maths with 812931686490

• 812931686490 backwards is 094686139218
• The number of decimal digits it has is: 12
• The sum of 812931686490's digits is 57
• More coming soon!