139849690728

Names of 139849690728

• Cardinal: 139849690728 can be written as One hundred thirty-nine billion, eight hundred forty-nine million, six hundred ninety thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 1.39849690728 × 10¹¹

Factors of 139849690728

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1486

Divisors of 139849690728

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 8 11 12 22 23 24 33 44 46 66 69 88 92 121 132 138 184 242 253 264 276 363 484 506 552 726 759 968 1012 1447 1452 1518 2024 2783 2894 2904 3036 4341 5566 5788 6072 8349 8682 11132 11576 15917 16698 17364 22264 31834 33281 33396 34728 47751 63668 66562 66792 95502 99843 127336 133124 175087 191004 199686 266248 350174 366091 382008 399372 525261 700348 732182 798744 1050522 1098273 1400696 1464364 2093809 2101044 2196546 2928728 4027001 4187618 4202088 4393092 6281427 8054002 8375236 8786184 12081003 12562854 16108004 16750472 23031899 24162006 25125708 32216008 46063798 48157607 48324012 50251416 69095697 92127596 96315214 96648024 138191394 144472821 184255192 192630428 253350889 276382788 288945642 385260856 506701778 529733677 552765576 577891284 760052667 1013403556 1059467354 1155782568 1520105334 1589201031 2026807112 2118934708 3040210668 3178402062 4237869416 5827070447 6080421336 6356804124 11654140894 12713608248 17481211341 23308281788 34962422682 46616563576 69924845364 139849690728
• Sum of all divisors σ(n): 401283620640
• Sum of proper divisors (its aliquot sum) s(n): 261433929912
• 139849690728 is an abundant number, because the sum of its proper divisors (261433929912) is greater than itself. Its abundance is 121584239184

Bases of 139849690728

• Binary: 10000010001111101100001110111001101000₂
• Hexadecimal: 0x208FB0EE68
• Base-36: 1S8UW7ZC

Squares and roots of 139849690728

• 139849690728 squared (139849690728²) is 19557935996717249169984
• 139849690728 cubed (139849690728³) is 2735171300418925719685177100708352
• The square root of 139849690728 is 373964.8255224013
• The cube root of 139849690728 is 5190.6351506783

Scales and comparisons

• 139,849,690,728 seconds is equal to 4,446 years, 40 weeks, 6 days, 16 hours, 18 minutes, 48 seconds.
• To count from 1 to 139,849,690,728 would take you about eight thousand, eight hundred ninety-three 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 139849690728 cubic inches would be around 432.6 feet tall.

Recreational maths with 139849690728

• 139849690728 backwards is 827096948931
• 139849690728 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 139849690728's digits is 66
• More coming soon!