138928250
138,928,250 is an even composite number composed of five prime numbers multiplied together.
138928250 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 138928250:
2 × 53 × 17 × 97 × 337
(2 × 5 × 5 × 5 × 17 × 97 × 337)See below for interesting mathematical facts about the number 138928250 from the Numbermatics database.
Names of 138928250
- Cardinal: 138928250 can be written as One hundred thirty-eight million, nine hundred twenty-eight thousand, two hundred fifty.
Scientific notation
- Scientific notation: 1.3892825 × 108
Factors of 138928250
Divisors of 138928250
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 5 10 17 25 34 50 85 97 125 170 194 250 337 425 485 674 850 970 1649 1685 2125 2425 3298 3370 4250 4850 5729 8245 8425 11458 12125 16490 16850 24250 28645 32689 41225 42125 57290 65378 82450 84250 143225 163445 206125 286450 326890 412250 555713 716125 817225 1111426 1432250 1634450 2778565 4086125 5557130 8172250 13892825 27785650 69464125 138928250
- Sum of all divisors σ(n): 279036576
- Sum of proper divisors (its aliquot sum) s(n): 140108326
- 138928250 is an abundant number, because the sum of its proper divisors (140108326) is greater than itself. Its abundance is 1180076
Bases of 138928250
- Binary: 10000100011111100000011110102
- Hexadecimal: 0x847E07A
- Base-36: 2APPQ2
Squares and roots of 138928250
- 138928250 squared (1389282502) is 19301058648062500
- 138928250 cubed (1389282503) is 2681462301122689015625000
-
The
square root of 138928250 is 11786.7828519915 -
The
cube root of 138928250 is 517.9210013545
Scales and comparisons
How big is 138928250?- 138,928,250 seconds is equal to 4 years, 21 weeks, 4 days, 23 hours, 10 minutes, 50 seconds.
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To count from 1 to 138,928,250 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 138928250 cubic inches would be around 43.2 feet tall.
Recreational maths with 138928250
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The information we have on file for 138928250 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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