138198920
138,198,920 is an even composite number composed of five prime numbers multiplied together.
138198920 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 138198920:
23 × 5 × 29 × 109 × 1093
(2 × 2 × 2 × 5 × 29 × 109 × 1093)See below for interesting mathematical facts about the number 138198920 from the Numbermatics database.
Names of 138198920
- Cardinal: 138198920 can be written as One hundred thirty-eight million, one hundred ninety-eight thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 1.3819892 × 108
Factors of 138198920
Divisors of 138198920
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 4 5 8 10 20 29 40 58 109 116 145 218 232 290 436 545 580 872 1090 1093 1160 2180 2186 3161 4360 4372 5465 6322 8744 10930 12644 15805 21860 25288 31610 31697 43720 63220 63394 119137 126440 126788 158485 238274 253576 316970 476548 595685 633940 953096 1191370 1267880 2382740 3454973 4765480 6909946 13819892 17274865 27639784 34549730 69099460 138198920
- Sum of all divisors σ(n): 324918000
- Sum of proper divisors (its aliquot sum) s(n): 186719080
- 138198920 is an abundant number, because the sum of its proper divisors (186719080) is greater than itself. Its abundance is 48520160
Bases of 138198920
- Binary: 10000011110010111111100010002
- Hexadecimal: 0x83CBF88
- Base-36: 2AA2YW
Squares and roots of 138198920
- 138198920 squared (1381989202) is 19098941489166400
- 138198920 cubed (1381989203) is 2639453086945988180288000
-
The
square root of 138198920 is 11755.8036730799 -
The
cube root of 138198920 is 517.0131028383
Scales and comparisons
How big is 138198920?- 138,198,920 seconds is equal to 4 years, 20 weeks, 3 days, 12 hours, 35 minutes, 20 seconds.
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To count from 1 to 138,198,920 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 138198920 cubic inches would be around 43.1 feet tall.
Recreational maths with 138198920
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The information we have on file for 138198920 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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