139389390
139,389,390 is an even composite number composed of five prime numbers multiplied together.
139389390 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 139389390:
2 × 33 × 5 × 7 × 73751
(2 × 3 × 3 × 3 × 5 × 7 × 73751)See below for interesting mathematical facts about the number 139389390 from the Numbermatics database.
Names of 139389390
- Cardinal: 139389390 can be written as One hundred thirty-nine million, three hundred eighty-nine thousand, three hundred ninety.
Scientific notation
- Scientific notation: 1.3938939 × 108
Factors of 139389390
Divisors of 139389390
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 3 5 6 7 9 10 14 15 18 21 27 30 35 42 45 54 63 70 90 105 126 135 189 210 270 315 378 630 945 1890 73751 147502 221253 368755 442506 516257 663759 737510 1032514 1106265 1327518 1548771 1991277 2212530 2581285 3097542 3318795 3982554 4646313 5162570 6637590 7743855 9292626 9956385 13938939 15487710 19912770 23231565 27877878 46463130 69694695 139389390
- Sum of all divisors σ(n): 424811520
- Sum of proper divisors (its aliquot sum) s(n): 285422130
- 139389390 is an abundant number, because the sum of its proper divisors (285422130) is greater than itself. Its abundance is 146032740
Bases of 139389390
- Binary: 10000100111011101001110011102
- Hexadecimal: 0x84EE9CE
- Base-36: 2AZLJI
Squares and roots of 139389390
- 139389390 squared (1393893902) is 19429402044572100
- 139389390 cubed (1393893903) is 2708252499057657830019000
-
The
square root of 139389390 is 11806.3283877757 -
The
cube root of 139389390 is 518.4934079153
Scales and comparisons
How big is 139389390?- 139,389,390 seconds is equal to 4 years, 22 weeks, 3 days, 7 hours, 16 minutes, 30 seconds.
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To count from 1 to 139,389,390 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 139389390 cubic inches would be around 43.2 feet tall.
Recreational maths with 139389390
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The information we have on file for 139389390 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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