138683977250

Names of 138683977250

• Cardinal: 138683977250 can be written as One hundred thirty-eight billion, six hundred eighty-three million, nine hundred seventy-seven thousand, two hundred fifty.

Scientific notation

• Scientific notation: 1.3868397725 × 10¹¹

Factors of 138683977250

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 5180

Divisors of 138683977250

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 5 7 10 13 14 25 26 35 49 50 65 70 91 98 125 130 169 175 182 245 250 325 338 350 455 490 637 650 845 875 910 1183 1225 1274 1625 1690 1750 2197 2275 2366 2450 3185 3250 4225 4394 4550 5153 5915 6125 6370 8281 8450 10306 10985 11375 11830 12250 15379 15925 16562 21125 21970 22750 25765 29575 30758 31850 36071 41405 42250 51530 54925 59150 66989 72142 76895 79625 82810 107653 109850 128825 133978 147875 153790 159250 180355 207025 215306 252497 257650 274625 295750 334945 360710 384475 414050 468923 504994 538265 549250 644125 669890 768950 870857 901775 937846 1035125 1076530 1262485 1288250 1674725 1741714 1803550 1922375 2070250 2344615 2524970 2691325 3282461 3349450 3844750 4354285 4508875 4689230 5382650 6095999 6312425 6564922 8373625 8708570 9017750 11321141 11723075 12191998 12624850 13456625 16412305 16747250 21771425 22642282 23446150 26913250 30479995 31562125 32824610 42671993 43542850 56605705 58615375 60959990 63124250 79247987 82061525 85343986 108857125 113211410 117230750 152399975 158495974 164123050 213359965 217714250 283028525 304799950 396239935 410307625 426719930 554735909 566057050 761999875 792479870 820615250 1066799825 1109471818 1415142625 1523999750 1981199675 2133599650 2773679545 2830285250 3962399350 5333999125 5547359090 9905998375 10667998250 13868397725 19811996750 27736795450 69341988625 138683977250
• Sum of all divisors σ(n): 327221687520
• Sum of proper divisors (its aliquot sum) s(n): 188537710270
• 138683977250 is an abundant number, because the sum of its proper divisors (188537710270) is greater than itself. Its abundance is 49853733020

Bases of 138683977250

• Binary: 10000001001010001101011000111000100010₂
• Hexadecimal: 0x204A358E22
• Base-36: 1RPKUXPE

Squares and roots of 138683977250

• 138683977250 squared (138683977250²) is 19233245545878517562500
• 138683977250 cubed (138683977250³) is 2667342987728280160901475453125000
• The square root of 138683977250 is 372402.9769617853
• The cube root of 138683977250 is 5176.1727573065

Scales and comparisons

• 138,683,977,250 seconds is equal to 4,409 years, 37 weeks, 3 days, 15 hours, 50 seconds.
• To count from 1 to 138,683,977,250 would take you about eight thousand, eight hundred nineteen 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 138683977250 cubic inches would be around 431.3 feet tall.

Recreational maths with 138683977250

• 138683977250 backwards is 052779386831
• The number of decimal digits it has is: 12
• The sum of 138683977250's digits is 59
• More coming soon!