138845820520
138,845,820,520 is an even composite number composed of five prime numbers multiplied together.
138845820520 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred twenty-eight divisors.
Prime factorization of 138845820520:
23 × 5 × 113 × 631 × 4133
(2 × 2 × 2 × 5 × 11 × 11 × 11 × 631 × 4133)See below for interesting mathematical facts about the number 138845820520 from the Numbermatics database.
Names of 138845820520
- Cardinal: 138845820520 can be written as One hundred thirty-eight billion, eight hundred forty-five million, eight hundred twenty thousand, five hundred twenty.
Scientific notation
- Scientific notation: 1.3884582052 × 1011
Factors of 138845820520
Divisors of 138845820520
- Number of divisors d(n): 128
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Complete list of divisors:
1 2 4 5 8 10 11 20 22 40 44 55 88 110 121 220 242 440 484 605 631 968 1210 1262 1331 2420 2524 2662 3155 4133 4840 5048 5324 6310 6655 6941 8266 10648 12620 13310 13882 16532 20665 25240 26620 27764 33064 34705 41330 45463 53240 55528 69410 76351 82660 90926 138820 152702 165320 181852 227315 277640 305404 363704 381755 454630 500093 610808 763510 839861 909260 1000186 1527020 1679722 1818520 2000372 2500465 2607923 3054040 3359444 4000744 4199305 5000930 5215846 5501023 6718888 8398610 10001860 10431692 11002046 13039615 16797220 20003720 20863384 22004092 26079230 27505115 28687153 33594440 44008184 52158460 55010230 57374306 104316920 110020460 114748612 143435765 220040920 229497224 286871530 315558683 573743060 631117366 1147486120 1262234732 1577793415 2524469464 3155586830 3471145513 6311173660 6942291026 12622347320 13884582052 17355727565 27769164104 34711455130 69422910260 138845820520
- Sum of all divisors σ(n): 344247770880
- Sum of proper divisors (its aliquot sum) s(n): 205401950360
- 138845820520 is an abundant number, because the sum of its proper divisors (205401950360) is greater than itself. Its abundance is 66556129840
Bases of 138845820520
- Binary: 100000010100111101101100010110011010002
- Hexadecimal: 0x2053DB1668
- Base-36: 1RS97SRS
Squares and roots of 138845820520
- 138845820520 squared (1388458205202) is 19278161875872053070400
- 138845820520 cubed (1388458205203) is 2676692203772837599096673324608000
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The
square root of 138845820520 is 372620.2094895015 -
The
cube root of 138845820520 is 5178.1854941735
Scales and comparisons
How big is 138845820520?- 138,845,820,520 seconds is equal to 4,414 years, 45 weeks, 19 hours, 28 minutes, 40 seconds.
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To count from 1 to 138,845,820,520 would take you about eight thousand, eight hundred twenty-nine 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 138845820520 cubic inches would be around 431.5 feet tall.
Recreational maths with 138845820520
- 138845820520 backwards is 025028548831
- The number of decimal digits it has is: 12
- The sum of 138845820520's digits is 46
- More coming soon!
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The information we have on file for 138845820520 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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