998790090012

Names of 998790090012

• Cardinal: 998790090012 can be written as Nine hundred ninety-eight billion, seven hundred ninety million, ninety thousand and twelve.

Scientific notation

• Scientific notation: 9.98790090012 × 10¹¹

Factors of 998790090012

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 140943

Divisors of 998790090012

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 6 9 11 12 13 17 18 22 26 27 33 34 36 39 44 51 52 54 66 68 78 81 99 102 108 117 132 143 153 156 162 187 198 204 221 234 243 286 297 306 324 351 374 396 429 442 459 468 486 561 572 594 612 663 702 729 748 858 884 891 918 972 1053 1122 1188 1287 1326 1377 1404 1458 1683 1716 1782 1836 1989 2106 2244 2431 2574 2652 2673 2754 2916 3159 3366 3564 3861 3978 4131 4212 4862 5049 5148 5346 5508 5967 6318 6732 7293 7722 7956 8019 8262 9477 9724 10098 10692 11583 11934 12393 12636 14586 15147 15444 16038 16524 17901 18954 20196 21879 23166 23868 24786 29172 30294 32076 34749 35802 37908 43758 45441 46332 49572 53703 60588 65637 69498 71604 87516 90882 104247 107406 131274 136323 138996 140897 161109 181764 196911 208494 214812 262548 272646 281794 322218 393822 416988 422691 545292 563588 590733 644436 787644 845382 1181466 1268073 1549867 1690764 1772199 1831661 2362932 2395249 2536146 3099734 3544398 3663322 3804219 4649601 4790498 5072292 5494983 6199468 7088796 7185747 7326644 7608438 9299202 9580996 10989966 11412657 13948803 14371494 15216876 16484949 18598404 20148271 21557241 21979932 22825314 26347739 27897606 28742988 31138237 32969898 34237971 40296542 41846409 43114482 45650628 49454847 52695478 55795212 60444813 62276474 64671723 65939796 68475942 79043217 80593084 83692818 86228964 93414711 98909694 102713913 105390956 120889626 124552948 125539227 129343446 136951884 148364541 158086434 167385636 181334439 186829422 194015169 197819388 205427826 237129651 241779252 251078454 258686892 280244133 296729082 316172868 342520607 362668878 373658844 376617681 388030338 410855652 445093623 474259302 502156908 544003317 560488266 582045507 593458164 685041214 711388953 725337756 753235362 776060676 840732399 890187246 948518604 1027561821 1088006634 1120976532 1129853043 1164091014 1335280869 1370082428 1422777906 1506470724 1632009951 1681464798 1746136521 1780374492 2055123642 2134166859 2176013268 2259706086 2328182028 2522197197 2670561738 2845555812 3082685463 3264019902 3362929596 3492273042 4110247284 4268333718 4519412172 4896029853 5044394394 5341123476 6165370926 6402500577 6528039804 6984546084 7566591591 8536667436 9248056389 9792059706 10088788788 12330741852 12805001154 14688089559 15133183182 18496112778 19207501731 19584119412 22699774773 25610002308 27744169167 29376179118 30266366364 36992225556 38415003462 45399549546 55488338334 58752358236 76830006924 83232507501 90799099092 110976676668 166465015002 249697522503 332930030004 499395045006 998790090012
• Sum of all divisors σ(n): 3259904048352
• Sum of proper divisors (its aliquot sum) s(n): 2261113958340
• 998790090012 is an abundant number, because the sum of its proper divisors (2261113958340) is greater than itself. Its abundance is 1262323868328

Bases of 998790090012

• Binary: 1110100010001100100001110100110100011100₂
• Hexadecimal: 0xE88C874D1C
• Base-36: CQU5TXR0

Squares and roots of 998790090012

• 998790090012 squared (998790090012²) is 997581643906179062160144
• 998790090012 cubed (998790090012³) is 996374659911371516777919968918881728
• The square root of 998790090012 is 999394.8619099459
• The cube root of 998790090012 is 9995.9653390767

Scales and comparisons

• 998,790,090,012 seconds is equal to 31,758 years, 22 weeks, 4 days, 11 hours, 40 minutes, 12 seconds.
• To count from 1 to 998,790,090,012 would take you about sixty-three thousand, five hundred sixteen 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 998790090012 cubic inches would be around 833 feet tall.

Recreational maths with 998790090012

• 998790090012 backwards is 210090097899
• 998790090012 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 998790090012's digits is 54
• More coming soon!