812381704992

Names of 812381704992

• Cardinal: 812381704992 can be written as Eight hundred twelve billion, three hundred eighty-one million, seven hundred four thousand, nine hundred ninety-two.

Scientific notation

• Scientific notation: 8.12381704992 × 10¹¹

Factors of 812381704992

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 44307

Divisors of 812381704992

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 13 16 18 22 24 26 27 32 33 36 39 44 48 52 54 66 72 78 88 96 99 104 108 117 132 143 144 149 156 176 198 208 216 234 264 286 288 297 298 312 351 352 396 416 429 432 447 468 528 572 594 596 624 702 792 858 864 894 936 1056 1144 1188 1192 1248 1287 1341 1404 1584 1639 1716 1788 1872 1937 2288 2376 2384 2574 2682 2808 3168 3278 3432 3576 3744 3861 3874 4023 4576 4752 4768 4917 5148 5364 5616 5811 6556 6864 7152 7722 7748 8046 9504 9834 10296 10728 11232 11622 13112 13728 14304 14751 15444 15496 16092 17433 19668 20592 21307 21456 23244 26224 29502 30888 30992 32184 34866 39336 41184 42614 42912 44129 44253 46488 52299 52448 59004 61776 61984 63921 64368 69732 78672 85228 88258 88506 92976 104598 118008 123552 127842 128736 132387 139464 157344 170456 176516 177012 185952 191763 209196 236016 255684 264774 278928 340912 353032 354024 383526 397161 418392 472032 485419 511368 529548 557856 573677 575289 681824 706064 708048 767052 794322 836784 970838 1022736 1059096 1147354 1150578 1191483 1412128 1416096 1456257 1534104 1588644 1673568 1721031 1941676 2045472 2118192 2294708 2301156 2382966 2912514 3068208 3177288 3442062 3883352 4236384 4368771 4589416 4602312 4765932 5163093 5825028 6136416 6310447 6354576 6575221 6884124 7766704 8737542 9178832 9204624 9531864 10326186 11650056 12620894 12709152 13106313 13150442 13768248 15489279 15533408 17475084 18357664 18409248 18931341 19063728 19725663 20652372 23300112 25241788 26212626 26300884 27536496 30978558 34950168 37862682 38127456 39451326 41304744 46600224 50483576 52425252 52601768 55072992 56794023 59176989 61957116 69900336 72327431 75725364 78902652 82609488 85477873 100967152 104850504 105203536 113588046 118353978 123914232 139800672 144654862 151450728 157805304 165218976 170382069 170955746 177530967 201934304 209701008 210407072 216982293 227176092 236707956 247828464 256433619 289309724 302901456 315610608 340764138 341911492 355061934 419402016 433964586 454352184 473415912 495656928 512867238 578619448 605802912 631221216 650946879 681528276 683822984 710123868 769300857 867929172 908704368 940256603 946831824 1025734476 1157238896 1301893758 1363056552 1367645968 1420247736 1538601714 1735858344 1817408736 1880513206 1893663648 1952840637 2051468952 2307902571 2314477792 2603787516 2726113104 2735291936 2820769809 2840495472 3077203428 3471716688 3761026412 3905681274 4102937904 4615805142 5207575032 5452226208 5641539618 5680990944 6154406856 6943433376 7522052824 7811362548 8205875808 8462309427 9231610284 10415150064 11283079236 12308813712 15044105648 15622725096 16924618854 18463220568 20830300128 22566158472 24617627424 25386928281 30088211296 31245450192 33849237708 36926441136 45132316944 50773856562 62490900384 67698475416 73852882272 90264633888 101547713124 135396950832 203095426248 270793901664 406190852496 812381704992
• Sum of all divisors σ(n): 2802431520000
• Sum of proper divisors (its aliquot sum) s(n): 1990049815008
• 812381704992 is an abundant number, because the sum of its proper divisors (1990049815008) is greater than itself. Its abundance is 1177668110016

Bases of 812381704992

• Binary: 1011110100100101101110010001001100100000₂
• Hexadecimal: 0xBD25B91320
• Base-36: AD7B3BC0

Squares and roots of 812381704992

• 812381704992 squared (812381704992²) is 659964034605708917720064
• 812381704992 cubed (812381704992³) is 536142707666385101034284633687359488
• The square root of 812381704992 is 901322.1982132693
• The cube root of 812381704992 is 9330.8250111537

Scales and comparisons

• 812,381,704,992 seconds is equal to 25,831 years, 11 weeks, 5 days, 43 minutes, 12 seconds.
• To count from 1 to 812,381,704,992 would take you about fifty-one thousand, six hundred sixty-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 812381704992 cubic inches would be around 777.6 feet tall.

Recreational maths with 812381704992

• 812381704992 backwards is 299407183218
• 812381704992 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 812381704992's digits is 54
• More coming soon!