138090872556

Names of 138090872556

• Cardinal: 138090872556 can be written as One hundred thirty-eight billion, ninety million, eight hundred seventy-two thousand, five hundred fifty-six.

Scientific notation

• Scientific notation: 1.38090872556 × 10¹¹

Factors of 138090872556

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 22408

Divisors of 138090872556

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 7 9 12 13 14 18 21 26 28 31 36 39 42 52 61 62 63 78 84 91 93 117 122 124 126 156 182 183 186 217 234 244 252 273 279 364 366 372 403 427 434 468 546 549 558 651 732 793 806 819 854 868 1092 1098 1116 1209 1281 1302 1586 1612 1638 1708 1891 1953 2196 2379 2418 2562 2604 2821 3172 3276 3627 3782 3843 3906 4758 4836 5124 5551 5642 5673 7137 7254 7564 7686 7812 8463 9516 11102 11284 11346 13237 14274 14508 15372 16653 16926 17019 22204 22291 22692 24583 25389 26474 28548 33306 33852 34038 39711 44582 49166 49959 50778 52948 66612 66873 68076 73749 79422 89164 98332 99918 101556 119133 133746 147498 156037 158844 172081 199836 200619 221247 238266 267492 289783 294996 312074 344162 401238 442494 468111 476532 516243 579566 624148 688324 691021 802476 869349 884988 936222 1032486 1159132 1359751 1382042 1404333 1548729 1738698 1872444 2028481 2064972 2073063 2608047 2719502 2764084 2808666 3097458 3477396 4056962 4079253 4146126 4837147 5216094 5439004 5617332 6085443 6194916 6219189 8113924 8158506 8292252 8983273 9518257 9674294 10432188 12170886 12237759 12438378 14511441 16317012 17676763 17966546 18256329 19036514 19348588 24341772 24475518 24876756 26949819 28554771 29022882 35353526 35933092 36512658 38073028 42152281 43534323 48951036 53030289 53899638 57109542 58045764 62882911 70707052 73025316 80849457 84304562 85664313 87068646 106060578 107799276 114219084 123737341 125765822 126456843 159090867 161698914 168609124 171328626 174137292 188648733 212121156 247474682 251531644 252913686 295065967 318181734 323397828 342657252 371212023 377297466 379370529 494949364 505827372 547979653 565946199 590131934 636363468 742424046 754594932 758741058 885197901 1095959306 1113636069 1131892398 1180263868 1484848092 1517482116 1643938959 1770395802 2191918612 2227272138 2263784796 2655593703 3287877918 3540791604 3835857571 4454544276 4931816877 5311187406 6575755836 7671715142 9863633754 10622374812 11507572713 15343430284 19727267508 23015145426 34522718139 46030290852 69045436278 138090872556
• Sum of all divisors σ(n): 450764926976
• Sum of proper divisors (its aliquot sum) s(n): 312674054420
• 138090872556 is an abundant number, because the sum of its proper divisors (312674054420) is greater than itself. Its abundance is 174583181864

Bases of 138090872556

• Binary: 10000000100110110110110111111011101100₂
• Hexadecimal: 0x2026DB7EEC
• Base-36: 1RFRQN70

Squares and roots of 138090872556

• 138090872556 squared (138090872556²) is 19069089083277433973136
• 138090872556 cubed (138090872556³) is 2633267150357875005575028103655616
• The square root of 138090872556 is 371605.8026403787
• The cube root of 138090872556 is 5168.7832969473

Scales and comparisons

• 138,090,872,556 seconds is equal to 4,390 years, 44 weeks, 5 days, 23 hours, 42 minutes, 36 seconds.
• To count from 1 to 138,090,872,556 would take you about eight thousand, seven hundred eighty-one 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 138090872556 cubic inches would be around 430.7 feet tall.

Recreational maths with 138090872556

• 138090872556 backwards is 655278090831
• The number of decimal digits it has is: 12
• The sum of 138090872556's digits is 54
• More coming soon!