1938521632138

Names of 1938521632138

• Cardinal: 1938521632138 can be written as One trillion, nine hundred thirty-eight billion, five hundred twenty-one million, six hundred thirty-two thousand, one hundred thirty-eight.

Scientific notation

• Scientific notation: 1.938521632138 × 10¹²

Factors of 1938521632138

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 92

Divisors of 1938521632138

• Number of divisors d(n): 252
• Complete list of divisors:
  1 2 7 13 14 26 29 41 49 58 82 91 98 169 182 203 287 338 343 377 406 533 574 637 686 754 1066 1183 1189 1274 1421 1681 2009 2366 2378 2401 2639 2842 3362 3731 4018 4459 4802 4901 5278 6929 7462 8281 8323 8918 9802 9947 11767 13858 14063 15457 16562 16646 16807 18473 19894 21853 23534 26117 28126 30914 31213 33614 34307 36946 43706 48503 48749 52234 57967 58261 62426 68614 69629 82369 97006 97498 98441 108199 115934 116522 117649 129311 139258 152971 164738 182819 196882 200941 216398 218491 235298 240149 258622 284089 305942 339521 341243 365638 401882 405769 407827 436982 480298 487403 568178 576583 633737 679042 682486 689087 757393 811538 815654 905177 974806 1070797 1153166 1267474 1279733 1378174 1406587 1514786 1529437 1681043 1810354 1988623 2141594 2376647 2388701 2559466 2813174 2840383 2854789 3058874 3362086 3411821 3977246 4036081 4436159 4753294 4777402 4823609 5301751 5680766 5709578 6336239 6823642 7495579 8072162 8238581 8872318 8958131 9647218 9846109 10603502 11767301 12672478 13920361 14991158 16477162 16636529 16720907 17916262 19692218 19882681 19983523 23534602 27840722 28252567 31053113 33273058 33441814 37112257 39765362 39967046 44353673 52469053 56505134 57670067 62106226 62706917 68922763 74224514 82371107 88707346 97442527 104938106 115340134 116455703 117046349 125413834 137845526 139884661 164742214 194885054 197767969 217371791 232911406 234092698 259785799 279769322 367283371 395535938 403690469 434743582 482459341 519571598 576597749 682097689 734566742 807380938 815189921 819324443 964918682 1153195498 1364195378 1521602537 1630379842 1638648886 1818500593 2570983597 2825833283 3043205074 3377215387 3637001186 4774683823 5141967194 5651666566 5735271101 6754430774 9549367646 10651217759 11470542202 19780832981 21302435518 23640507709 33422786761 39561665962 47281015418 66845573522 74558524313 138465830867 149117048626 276931661734 969260816069 1938521632138
• Sum of all divisors σ(n): 3895053067170
• Sum of proper divisors (its aliquot sum) s(n): 1956531435032
• 1938521632138 is an abundant number, because the sum of its proper divisors (1956531435032) is greater than itself. Its abundance is 18009802894

Bases of 1938521632138

• Binary: 11100001101011000111001001010110110001010₂
• Hexadecimal: 0x1C358E4AD8A
• Base-36: OQJLQ8AY

Squares and roots of 1938521632138

• 1938521632138 squared (1938521632138²) is 3757866118266975394451044
• 1938521632138 cubed (1938521632138³) is 7284704760938987677675924163418052072
• The square root of 1938521632138 is 1392308.0234409339
• The cube root of 1938521632138 is 12468.7681794223

Scales and comparisons

• 1,938,521,632,138 seconds is equal to 61,638 years, 51 weeks, 3 days, 23 hours, 8 minutes, 58 seconds.
• To count from 1 to 1,938,521,632,138 would take you about one hundred fifty-four thousand and ninety-seven 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 1938521632138 cubic inches would be around 1039.1 feet tall.

Recreational maths with 1938521632138

• 1938521632138 backwards is 8312361258391
• The number of decimal digits it has is: 13
• The sum of 1938521632138's digits is 52
• More coming soon!