138612841250

Names of 138612841250

• Cardinal: 138612841250 can be written as One hundred thirty-eight billion, six hundred twelve million, eight hundred forty-one thousand, two hundred fifty.

Scientific notation

• Scientific notation: 1.3861284125 × 10¹¹

Factors of 138612841250

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 442

Divisors of 138612841250

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 5 10 13 25 26 50 65 125 130 193 229 250 325 386 458 625 650 965 1145 1250 1625 1930 2290 2509 2977 3250 4825 5018 5725 5954 8125 9650 11450 12545 14885 16250 24125 25090 28625 29770 37249 44197 48250 57250 62725 74425 74498 88394 120625 125450 143125 148850 186245 220985 241250 286250 313625 372125 372490 441970 484237 574561 627250 744250 931225 968474 1104925 1149122 1568125 1860625 1862450 2209850 2421185 2872805 3136250 3721250 4656125 4842370 5524625 5745610 8530021 9312250 11049250 12105925 14364025 17060042 23280625 24211850 27623125 28728050 42650105 46561250 55246250 60529625 71820125 85300210 110890273 121059250 143640250 213250525 221780546 302648125 359100625 426501050 554451365 605296250 718201250 1066252625 1108902730 2132505250 2772256825 5331263125 5544513650 10662526250 13861284125 27722568250 69306420625 138612841250
• Sum of all divisors σ(n): 282487215780
• Sum of proper divisors (its aliquot sum) s(n): 143874374530
• 138612841250 is an abundant number, because the sum of its proper divisors (143874374530) is greater than itself. Its abundance is 5261533280

Bases of 138612841250

• Binary: 10000001000101111110000001101100100010₂
• Hexadecimal: 0x2045F81B22
• Base-36: 1ROEI8TE

Squares and roots of 138612841250

• 138612841250 squared (138612841250²) is 19213519759397701562500
• 138612841250 cubed (138612841250³) is 2663240564263131802297689453125000
• The square root of 138612841250 is 372307.4552705063
• The cube root of 138612841250 is 5175.2875908849

Scales and comparisons

• 138,612,841,250 seconds is equal to 4,407 years, 23 weeks, 6 days, 7 hours, 50 seconds.
• To count from 1 to 138,612,841,250 would take you about eight thousand, eight hundred fourteen 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 138612841250 cubic inches would be around 431.3 feet tall.

Recreational maths with 138612841250

• 138612841250 backwards is 052148216831
• The number of decimal digits it has is: 12
• The sum of 138612841250's digits is 41
• More coming soon!