139705923919820

Names of 139705923919820

• Cardinal: 139705923919820 can be written as One hundred thirty-nine trillion, seven hundred five billion, nine hundred twenty-three million, nine hundred nineteen thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 1.3970592391982 × 10¹⁴

Factors of 139705923919820

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 1061808

Divisors of 139705923919820

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 5 10 20 41 82 164 205 410 820 197023 394046 788092 864737 985115 1729474 1970230 3458948 3940460 4323685 8077943 8647370 16155886 17294740 32311772 35454217 40389715 70908434 80779430 141816868 161558860 177271085 354542170 709084340 170373077951 340746155902 681492311804 851865389755 1703730779510 3407461559020 6985296195991 13970592391982 27941184783964 34926480979955 69852961959910 139705923919820
• Sum of all divisors σ(n): 300539982451968
• Sum of proper divisors (its aliquot sum) s(n): 160834058532148
• 139705923919820 is an abundant number, because the sum of its proper divisors (160834058532148) is greater than itself. Its abundance is 21128134612328

Bases of 139705923919820

• Binary: 11111110000111111010001111101111101111111001100₂
• Hexadecimal: 0x7F0FD1F7DFCC
• Base-36: 1DIS0K02BW

Squares and roots of 139705923919820

• 139705923919820 squared (139705923919820²) is 19517745178290534033788832400
• 139705923919820 cubed (139705923919820³) is 2726744622964690989248581032493949018168000
• The square root of 139705923919820 is 11819726.0509632795
• The cube root of 139705923919820 is 51888.5586678041

Scales and comparisons

• 139,705,923,919,820 seconds is equal to 4,442,216 years, 12 weeks, 4 days, 50 minutes, 20 seconds.
• To count from 1 to 139,705,923,919,820 would take you about eleven million, one hundred five thousand, five hundred forty 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 139705923919820 cubic inches would be around 4324 feet tall.

Recreational maths with 139705923919820

• 139705923919820 backwards is 028919329507931
• The number of decimal digits it has is: 15
• The sum of 139705923919820's digits is 68
• More coming soon!