1989951383962815

Names of 1989951383962815

• Cardinal: 1989951383962815 can be written as One quadrillion, nine hundred eighty-nine trillion, nine hundred fifty-one billion, three hundred eighty-three million, nine hundred sixty-two thousand, eight hundred fifteen.

Scientific notation

• Scientific notation: 1.989951383962815 × 10¹⁵

Factors of 1989951383962815

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2768

Divisors of 1989951383962815

• Number of divisors d(n): 324
• Complete list of divisors:
  1 3 5 7 13 15 21 35 39 47 49 65 91 105 141 147 169 195 235 245 273 329 455 507 611 637 705 735 845 987 1183 1365 1645 1833 1911 2209 2303 2535 2693 3055 3185 3549 4277 4935 5915 6627 6909 7943 8079 8281 9165 9555 11045 11515 12831 13465 15463 17745 18851 21385 23829 24843 28717 29939 33135 34545 35009 39715 40395 41405 46389 55601 56553 64155 77315 86151 89817 94255 105027 108241 119145 124215 126571 131957 143585 149695 166803 175045 201019 231945 245063 278005 282765 324723 373321 379713 389207 395871 430755 449085 455117 525135 541205 603057 632855 659785 735189 834015 885997 1005095 1119963 1167621 1225315 1365351 1407133 1623615 1645423 1715441 1866605 1898565 1946035 1979355 2275585 2613247 2657991 3015285 3185819 3675945 4221399 4429985 4936269 5146323 5599815 5838105 5948837 6201979 6826755 7035665 7252249 7839741 8227115 8577205 9557457 11517961 13066235 13289955 15929095 17846511 18292729 18605937 21106995 21390499 21756747 22300733 24681345 25731615 29744185 31009895 34553883 36261245 39198705 41641859 47787285 50765743 54878187 57589805 64171497 66902199 77334881 80625727 89232555 91463645 93029685 94279237 106952495 108783735 111503665 124925577 149733493 152297229 172769415 208209295 232004643 241877181 253828715 274390935 282837711 291493013 320857485 334510995 340855703 355360201 386674405 403128635 449200479 471396185 541344167 624627885 659954659 748667465 761486145 874479039 1005353453 1022567109 1048134451 1066080603 1160023215 1209385905 1225630081 1414188555 1457465065 1624032501 1704278515 1776801005 1979863977 2246002395 2385989921 2706720835 3016060359 3144403353 3299773295 3676890243 3789409169 4372395195 4431124139 4619682613 5026767265 5112835545 5240672255 5330403015 6128150405 7037474171 7157969763 8120162505 8579410567 9899319885 11368227507 11929949605 13293372417 13859047839 15080301795 15722016765 16020218041 16701929447 18384451215 18947045845 21112422513 22155620695 23098413065 25738231701 31017868973 35187370855 35789848815 42897052835 48060654123 49262319197 50105788341 56841137535 57604613807 60055873969 66466862085 69295239195 80101090205 83509647235 93053606919 105562112565 112141526287 128691158505 147786957591 155089344865 172813841421 180167621907 208262834533 217125082811 240303270615 246311595985 250528941705 288023069035 300279369845 336424578861 403232296649 465268034595 560707631435 624788503599 651375248433 738934787955 784990684009 864069207105 900838109535 1041314172665 1085625414055 1209696889947 1457839841731 1682122894305 2016161483245 2354972052027 2707416848929 2822626076543 3123942517995 3256876242165 3924953420045 4373519525193 6048484449735 7289199208655 8122250546787 8467878229629 10204878892117 11774860260135 13537084244645 14113130382715 18951917942503 21867597625965 30614636676351 40611252733935 42339391148145 51024394460585 56855753827509 94759589712515 132663425597521 153073183381755 284278769137545 397990276792563 663317127987605 1989951383962815
• Sum of all divisors σ(n): 4099234383534744
• Sum of proper divisors (its aliquot sum) s(n): 2109282999571929
• 1989951383962815 is an abundant number, because the sum of its proper divisors (2109282999571929) is greater than itself. Its abundance is 119331615609114

Bases of 1989951383962815

• Binary: 111000100011101100110101001010111001000010010111111₂
• Hexadecimal: 0x711D9A95C84BF
• Base-36: JLDN1MZM4F

Squares and roots of 1989951383962815

• 1989951383962815 squared (1989951383962815²) is 3959906510535522771573302724225
• 1989951383962815 cubed (1989951383962815³) is 7880021441003524996861546199261555815599693375
• The square root of 1989951383962815 is 44608871.1352665255
• The cube root of 1989951383962815 is 125780.7428960519

Scales and comparisons

• 1,989,951,383,962,815 seconds is equal to 63,274,298 years, 35 weeks, 4 days, 19 hours, 15 seconds.
• To count from 1 to 1,989,951,383,962,815 would take you about one hundred eighty-nine million, eight hundred twenty-two thousand, eight hundred ninety-six 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 1989951383962815 cubic inches would be around 10481.7 feet tall.

Recreational maths with 1989951383962815

• 1989951383962815 backwards is 5182693831599891
• The number of decimal digits it has is: 16
• The sum of 1989951383962815's digits is 87
• More coming soon!