1938429812125950738

Names of 1938429812125950738

• Cardinal: 1938429812125950738 can be written as One quintillion, nine hundred thirty-eight quadrillion, four hundred twenty-nine trillion, eight hundred twelve billion, one hundred twenty-five million, nine hundred fifty thousand, seven hundred thirty-eight.

Scientific notation

• Scientific notation: 1.938429812125950738 × 10¹⁸

Factors of 1938429812125950738

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 429

Divisors of 1938429812125950738

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 6 7 14 21 31 42 62 93 163 186 217 223 326 434 446 489 651 669 961 978 1141 1302 1338 1561 1922 2282 2883 3122 3423 4683 5053 5766 6727 6846 6913 9366 10106 13454 13826 15159 20181 20739 26569 30318 35371 36349 40362 41478 48391 49729 53138 70742 72698 79707 96782 99458 106113 109047 145173 149187 156643 159414 185983 212226 214303 218094 254443 290346 298374 313286 348103 371966 428606 469929 508886 557949 642909 696206 763329 823639 939858 1044309 1096501 1115898 1126819 1285818 1500121 1526658 1541599 1647278 2088618 2193002 2253638 2470917 3000242 3083198 3289503 3380457 4330747 4500363 4624797 4941834 5765473 5924887 6579006 6760914 7887733 8105827 8661494 9000726 9249594 10791193 11089567 11530946 11849774 12992241 15775466 16211654 17296419 17774661 21582386 22179134 23663199 24317481 25532809 25984482 30315229 32373579 33268701 34592838 34931389 35549322 41474209 47326398 47789569 48634962 51065618 56740789 60630458 64747158 66537402 69862778 76598427 77626969 82948418 90945687 95579138 104794167 113481578 124422627 134253157 143368707 153196854 155253938 170222367 178729663 181891374 183671497 209588334 232880907 244519723 248845254 251280637 268506314 286737414 334526983 340444734 343776577 357459326 367342994 402759471 465761814 489039446 502561274 536188989 551014491 669053966 687553154 733559169 753841911 805518942 939772099 965756581 1003580949 1031329731 1072377978 1102028982 1285700479 1321249801 1467118338 1507683822 1758964459 1807599421 1879544198 1931513162 2007161898 2062659462 2406436039 2571400958 2642499602 2819316297 2897269743 3517928918 3615198842 3857101437 3963749403 4161847867 4812872078 5276893377 5422798263 5638632594 5693816407 5794539486 6760296067 7219308117 7714202874 7789699747 7927498806 8323695734 9248748607 10553786754 10657073887 10845596526 11387632814 12485543601 12653195947 13520592134 14438616234 15579399494 17081449221 18497497214 20280888201 21314147774 23369099241 24971087202 25306391894 27746245821 29132935069 29938454011 31971221661 34162898442 37959587841 39856714849 40561776402 40958743831 46738198482 54527898229 55492491642 56035582051 58265870138 59876908022 63942443322 74599517209 75919175682 79713429698 81917487662 87398805207 89815362033 109055796458 112071164102 119570144547 122876231493 149199034418 163583694687 168106746153 174797610414 179630724066 209569178077 215363717563 223798551627 239140289094 245752462986 286711206817 294638705623 327167389374 336213492306 392249074357 419138356154 430727435126 447597103254 573422413634 589277411246 628707534231 646091152689 784498148714 860133620451 883916116869 928092074341 1176747223071 1257415068462 1269721058761 1292182305378 1507546022941 1720267240902 1737103043581 1767832233738 1856184148682 2062470939361 2353494446142 2539442117522 2784276223023 3015092045882 3474206087162 3809163176283 4124941878722 4522638068823 5211309130743 5568552446046 6187412818083 6496644520387 6676275244453 7618326352566 8888047411327 9045276137646 9133799874313 10422618261486 12159721305067 12374825636166 12993289040774 13352550488906 17776094822654 18267599748626 19489933561161 20028825733359 24319442610134 26664142233981 27401399622939 36479163915201 38979867122322 40057651466718 46733926711171 48026109016549 53328284467962 54802799245878 63936599120191 72958327830402 93467853422342 96052218033098 127873198240382 140201780133513 144078327049647 191809797360573 206964532578043 280403560267026 283147796103703 288156654099294 336182763115843 383619594721146 413929065156086 566295592207406 620893597734129 672365526231686 849443388311109 1008548289347529 1241787195468258 1448751728046301 1488809379513019 1698886776622218 1982034572725921 2017096578695058 2897503456092602 2977618759026038 3964069145451842 4346255184138903 4466428138539057 5946103718177763 8692510368277806 8932856277078114 10421665656591133 11892207436355526 20843331313182266 31264996969773399 46153090764903589 62529993939546798 92306181529807178 138459272294710767 276918544589421534 323071635354325123 646143270708650246 969214906062975369 1938429812125950738
• Sum of all divisors σ(n): 4627243580191948800
• Sum of proper divisors (its aliquot sum) s(n): 2688813768065998062
• 1938429812125950738 is an abundant number, because the sum of its proper divisors (2688813768065998062) is greater than itself. Its abundance is 750383955940047324

Bases of 1938429812125950738

• Binary: 1101011100110101011111010010011010101110010110110001100010010₂
• Hexadecimal: 0x1AE6AFA4D5CB6312
• Base-36: EQ6K0Q5X6QZ6

Squares and roots of 1938429812125950738

• 1938429812125950738 squared (1938429812125950738²) is 3757510136538648674781066100402744644
• 1938429812125950738 cubed (1938429812125950738³) is 7283669668031968256129434668274662688325434713137347272
• The square root of 1938429812125950738 is 1392275049.0208286205
• The cube root of 1938429812125950738 is 1246857.1311097173

Scales and comparisons

• 1,938,429,812,125,950,738 seconds is equal to 61,636,072,068 years, 26 weeks, 5 days, 5 hours, 52 minutes, 18 seconds.
• To count from 1 to 1,938,429,812,125,950,738 would take you about two hundred fifteen billion, seven hundred twenty-six million, two hundred fifty-two thousand, two hundred thirty-nine 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 1938429812125950738 cubic inches would be around 103904.8 feet tall.

Recreational maths with 1938429812125950738

• 1938429812125950738 backwards is 8370595212189248391
• The number of decimal digits it has is: 19
• The sum of 1938429812125950738's digits is 87
• More coming soon!