38939868
38,939,868 is an even composite number composed of five prime numbers multiplied together.
38939868 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 38939868:
22 × 32 × 11 × 107 × 919
(2 × 2 × 3 × 3 × 11 × 107 × 919)See below for interesting mathematical facts about the number 38939868 from the Numbermatics database.
Names of 38939868
- Cardinal: 38939868 can be written as Thirty-eight million, nine hundred thirty-nine thousand, eight hundred sixty-eight.
Scientific notation
- Scientific notation: 3.8939868 × 107
Factors of 38939868
Divisors of 38939868
- Number of divisors d(n): 72
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Complete list of divisors:
1 2 3 4 6 9 11 12 18 22 33 36 44 66 99 107 132 198 214 321 396 428 642 919 963 1177 1284 1838 1926 2354 2757 3531 3676 3852 4708 5514 7062 8271 10109 10593 11028 14124 16542 20218 21186 30327 33084 40436 42372 60654 90981 98333 121308 181962 196666 294999 363924 393332 589998 884997 1081663 1179996 1769994 2163326 3244989 3539988 4326652 6489978 9734967 12979956 19469934 38939868
- Sum of all divisors σ(n): 108501120
- Sum of proper divisors (its aliquot sum) s(n): 69561252
- 38939868 is an abundant number, because the sum of its proper divisors (69561252) is greater than itself. Its abundance is 30621384
Bases of 38939868
- Binary: 100101001000101100110111002
- Hexadecimal: 0x2522CDC
- Base-36: N6M70
Squares and roots of 38939868
- 38939868 squared (389398682) is 1516313319857424
- 38939868 cubed (389398683) is 59045040521889869380032
-
The
square root of 38939868 is 6240.1817281229 -
The
cube root of 38939868 is 338.9467637707
Scales and comparisons
How big is 38939868?- 38,939,868 seconds is equal to 1 year, 12 weeks, 2 days, 16 hours, 37 minutes, 48 seconds.
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To count from 1 to 38,939,868 would take you about forty-four weeks!
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 38939868 cubic inches would be around 28.2 feet tall.
Recreational maths with 38939868
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The information we have on file for 38939868 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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