389156138
389,156,138 is an even composite number composed of five prime numbers multiplied together.
389156138 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 389156138:
2 × 73 × 19 × 73 × 409
(2 × 7 × 7 × 7 × 19 × 73 × 409)See below for interesting mathematical facts about the number 389156138 from the Numbermatics database.
Names of 389156138
- Cardinal: 389156138 can be written as Three hundred eighty-nine million, one hundred fifty-six thousand, one hundred thirty-eight.
Scientific notation
- Scientific notation: 3.89156138 × 108
Factors of 389156138
Divisors of 389156138
- Number of divisors d(n): 64
-
Complete list of divisors:
1 2 7 14 19 38 49 73 98 133 146 266 343 409 511 686 818 931 1022 1387 1862 2774 2863 3577 5726 6517 7154 7771 9709 13034 15542 19418 20041 25039 29857 40082 50078 54397 59714 67963 108794 135926 140287 208999 280574 380779 417998 475741 567283 761558 951482 1134566 1462993 2665453 2925986 3970981 5330906 7941962 10240951 20481902 27796867 55593734 194578069 389156138
- Sum of all divisors σ(n): 728160000
- Sum of proper divisors (its aliquot sum) s(n): 339003862
- 389156138 is a deficient number, because the sum of its proper divisors (339003862) is less than itself. Its deficiency is 50152276
Bases of 389156138
- Binary: 101110011001000001101001010102
- Hexadecimal: 0x17320D2A
- Base-36: 6FOYSQ
Squares and roots of 389156138
- 389156138 squared (3891561382) is 151442499743075044
- 389156138 cubed (3891561383) is 58934778329081076367220072
-
The
square root of 389156138 is 19727.0407816277 -
The
cube root of 389156138 is 730.0870215897
Scales and comparisons
How big is 389156138?- 389,156,138 seconds is equal to 12 years, 19 weeks, 3 days, 2 hours, 55 minutes, 38 seconds.
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To count from 1 to 389,156,138 would take you about eighteen 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 389156138 cubic inches would be around 60.8 feet tall.
Recreational maths with 389156138
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The information we have on file for 389156138 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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