813993961284

Names of 813993961284

• Cardinal: 813993961284 can be written as Eight hundred thirteen billion, nine hundred ninety-three million, nine hundred sixty-one thousand, two hundred eighty-four.

Scientific notation

• Scientific notation: 8.13993961284 × 10¹¹

Factors of 813993961284

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 283

Divisors of 813993961284

• Number of divisors d(n): 504
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 19 21 27 28 36 38 42 53 54 57 63 76 81 84 106 108 114 126 133 159 162 171 189 199 212 228 243 252 266 318 324 342 371 378 398 399 477 486 513 532 567 597 636 684 729 742 756 796 798 954 972 1007 1026 1113 1134 1194 1197 1393 1431 1458 1484 1539 1596 1701 1791 1908 2014 2052 2226 2268 2388 2394 2786 2862 2916 3021 3078 3339 3402 3582 3591 3781 4028 4179 4293 4452 4617 4788 5103 5373 5572 5724 6042 6156 6678 6804 7049 7164 7182 7562 8358 8586 9063 9234 10017 10206 10547 10746 10773 11343 12084 12537 12879 13356 13851 14098 14364 15124 16119 16716 17172 18126 18468 20034 20412 21094 21147 21492 21546 22686 25074 25758 26467 27189 27702 28196 30051 31641 32238 32319 34029 36252 37611 38637 39601 40068 42188 42294 43092 45372 48357 50148 51516 52934 54378 55404 60102 63282 63441 64476 64638 68058 73829 75222 77274 79202 79401 81567 84588 90153 94923 96714 96957 102087 105868 108756 112833 118803 120204 126564 126882 129276 136116 145071 147658 150444 154548 158404 158802 163134 180306 189846 190323 193428 193914 200393 204174 221487 225666 237606 238203 244701 253764 270459 277207 284769 290142 295316 306261 317604 326268 338499 356409 360612 379692 380646 387828 400786 408348 442974 451332 475212 476406 489402 540918 554414 569538 570969 580284 601179 612522 664461 676998 712818 714609 734103 752419 761292 801572 831621 854307 885948 918783 952812 978804 1015497 1069227 1081836 1108828 1139076 1141938 1202358 1225044 1328922 1353996 1402751 1425636 1429218 1468206 1504838 1663242 1708614 1712907 1803537 1837566 1993383 2030994 2098853 2138454 2143827 2257257 2283876 2404716 2494863 2562921 2657844 2756349 2805502 2858436 2936412 3009676 3207681 3326484 3417228 3425814 3607074 3675132 3986766 4061988 4197706 4208253 4276908 4287654 4514514 4989726 5125842 5138721 5266933 5410611 5512698 5611004 5980149 6296559 6415362 6431481 6771771 6851628 7214148 7484589 7688763 7973532 8395412 8416506 8575308 9029028 9623043 9979452 10251684 10277442 10533866 10821222 11025396 11960298 12593118 12624759 12830724 12862962 13543542 14691971 14969178 15377526 15800799 16231833 16833012 17940447 18889677 19246086 19294443 20315313 20554884 21067732 21642444 22453767 23920596 25186236 25249518 25725924 27087084 28869129 29383942 29938356 30755052 31601598 32463666 35880894 37779354 37874277 38492172 38588886 39878207 40630626 44075913 44907534 47402397 48695499 50499036 53821341 56669031 57738258 58767884 60945939 63203196 64927332 67361301 71761788 75558708 75748554 77177772 79756414 81261252 88151826 89815068 94804794 97390998 107642682 113338062 113622831 115476516 119634621 121891878 132227739 134722602 142207191 146086497 151497108 159512828 170007093 176303652 182837817 189609588 194781996 202083903 215285364 226676124 227245662 239269242 243783756 264455478 269445204 279147449 284414382 292172994 340014186 340868493 358903863 365675634 396683217 404167806 426621573 454491324 478538484 510021279 528910956 548513451 558294898 568828764 584345988 680028372 681736986 717807726 731351268 793366434 808335612 837442347 853243146 1020042558 1022605479 1076711589 1097026902 1116589796 1190049651 1279864719 1363473972 1435615452 1530063837 1586732868 1674884694 1706486292 2040085116 2045210958 2153423178 2194053804 2380099302 2512327041 2559729438 3060127674 3230134767 3349769388 3570148953 3839594157 4090421916 4306846356 4760198604 5024654082 5119458876 6120255348 6460269534 7140297906 7536981123 7679188314 9690404301 10049308164 10710446859 12920539068 14280595812 15073962246 15358376628 19380808602 21420893718 22610943369 29071212903 30147924492 38761617204 42841787436 45221886738 58142425806 67832830107 90443773476 116284851612 135665660214 203498490321 271331320428 406996980642 813993961284
• Sum of all divisors σ(n): 2631030776640
• Sum of proper divisors (its aliquot sum) s(n): 1817036815356
• 813993961284 is an abundant number, because the sum of its proper divisors (1817036815356) is greater than itself. Its abundance is 1003042854072

Bases of 813993961284

• Binary: 1011110110000101110100100010011101000100₂
• Hexadecimal: 0xBD85D22744
• Base-36: ADXYZK90

Squares and roots of 813993961284

• 813993961284 squared (813993961284²) is 662586169006818090928656
• 813993961284 cubed (813993961284³) is 539341140401849765839411203670154304
• The square root of 813993961284 is 902216.1388957747
• The cube root of 813993961284 is 9336.9935976201

Scales and comparisons

• 813,993,961,284 seconds is equal to 25,882 years, 25 weeks, 3 days, 9 hours, 41 minutes, 24 seconds.
• To count from 1 to 813,993,961,284 would take you about fifty-one thousand, seven hundred sixty-four 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 813993961284 cubic inches would be around 778.1 feet tall.

Recreational maths with 813993961284

• 813993961284 backwards is 482169399318
• 813993961284 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 813993961284's digits is 63
• More coming soon!