138957939610

Names of 138957939610

• Cardinal: 138957939610 can be written as One hundred thirty-eight billion, nine hundred fifty-seven million, nine hundred thirty-nine thousand, six hundred ten.

Scientific notation

• Scientific notation: 1.3895793961 × 10¹¹

Factors of 138957939610

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 8432

Divisors of 138957939610

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 5 7 10 14 29 35 58 61 70 122 137 145 203 274 290 305 406 427 610 685 854 959 1015 1370 1769 1918 2030 2135 3538 3973 4270 4795 7946 8191 8357 8845 9590 12383 16382 16714 17690 19865 24766 27811 39730 40955 41785 55622 57337 58499 61915 81910 83570 114674 116998 123830 139055 237539 242353 278110 286685 292495 475078 484706 499651 573370 584990 999302 1122167 1187695 1211765 1662773 1696471 2244334 2375390 2423530 2498255 3325546 3392942 3497557 4996510 5610835 6995114 7855169 8313865 8482355 11221670 14489879 15710338 16627730 16964710 17487785 28979758 32542843 34975570 39275845 65085686 68452187 72449395 78551690 101429153 136904374 144898790 162714215 202858306 227799901 325428430 342260935 455599802 479165309 507145765 684521870 958330618 1014291530 1138999505 1985113423 2277999010 2395826545 3970226846 4791653090 9925567115 13895793961 19851134230 27791587922 69478969805 138957939610
• Sum of all divisors σ(n): 302792048640
• Sum of proper divisors (its aliquot sum) s(n): 163834109030
• 138957939610 is an abundant number, because the sum of its proper divisors (163834109030) is greater than itself. Its abundance is 24876169420

Bases of 138957939610

• Binary: 10000001011010100010011110001110011010₂
• Hexadecimal: 0x205A89E39A
• Base-36: 1RU3YWEY

Squares and roots of 138957939610

• 138957939610 squared (138957939610²) is 19309308980656406952100
• 138957939610 cubed (138957939610³) is 2683181791244883655409495962681000
• The square root of 138957939610 is 372770.6260021035
• The cube root of 138957939610 is 5179.5789276497

Scales and comparisons

• 138,957,939,610 seconds is equal to 4,418 years, 22 weeks, 3 days, 11 hours, 40 minutes, 10 seconds.
• To count from 1 to 138,957,939,610 would take you about eight thousand, eight hundred thirty-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 138957939610 cubic inches would be around 431.6 feet tall.

Recreational maths with 138957939610

• 138957939610 backwards is 016939759831
• 138957939610 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138957939610's digits is 61
• More coming soon!