138628656
138,628,656 is an even composite number composed of four prime numbers multiplied together.
138628656 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixty divisors.
Prime factorization of 138628656:
24 × 32 × 137 × 7027
(2 × 2 × 2 × 2 × 3 × 3 × 137 × 7027)See below for interesting mathematical facts about the number 138628656 from the Numbermatics database.
Names of 138628656
- Cardinal: 138628656 can be written as One hundred thirty-eight million, six hundred twenty-eight thousand, six hundred fifty-six.
Scientific notation
- Scientific notation: 1.38628656 × 108
Factors of 138628656
Divisors of 138628656
- Number of divisors d(n): 60
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Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 24 36 48 72 137 144 274 411 548 822 1096 1233 1644 2192 2466 3288 4932 6576 7027 9864 14054 19728 21081 28108 42162 56216 63243 84324 112432 126486 168648 252972 337296 505944 962699 1011888 1925398 2888097 3850796 5776194 7701592 8664291 11552388 15403184 17328582 23104776 34657164 46209552 69314328 138628656
- Sum of all divisors σ(n): 390855192
- Sum of proper divisors (its aliquot sum) s(n): 252226536
- 138628656 is an abundant number, because the sum of its proper divisors (252226536) is greater than itself. Its abundance is 113597880
Bases of 138628656
- Binary: 10000100001101001110001100002
- Hexadecimal: 0x8434E30
- Base-36: 2AJAK0
Squares and roots of 138628656
- 138628656 squared (1386286562) is 19217904264366336
- 138628656 cubed (1386286563) is 2664152239305773851324416
-
The
square root of 138628656 is 11774.0670968021 -
The
cube root of 138628656 is 517.5484404701
Scales and comparisons
How big is 138628656?- 138,628,656 seconds is equal to 4 years, 21 weeks, 1 day, 11 hours, 57 minutes, 36 seconds.
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To count from 1 to 138,628,656 would take you about six 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 138628656 cubic inches would be around 43.1 feet tall.
Recreational maths with 138628656
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The information we have on file for 138628656 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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