13807521938
13,807,521,938 is an even composite number composed of four prime numbers multiplied together.
13807521938 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 13807521938:
2 × 77 × 83 × 101
(2 × 7 × 7 × 7 × 7 × 7 × 7 × 7 × 83 × 101)See below for interesting mathematical facts about the number 13807521938 from the Numbermatics database.
Names of 13807521938
- Cardinal: 13807521938 can be written as Thirteen billion, eight hundred seven million, five hundred twenty-one thousand, nine hundred thirty-eight.
Scientific notation
- Scientific notation: 1.3807521938 × 1010
Factors of 13807521938
Divisors of 13807521938
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 7 14 49 83 98 101 166 202 343 581 686 707 1162 1414 2401 4067 4802 4949 8134 8383 9898 16766 16807 28469 33614 34643 56938 58681 69286 117362 117649 199283 235298 242501 398566 410767 485002 821534 823543 1394981 1647086 1697507 2789962 2875369 3395014 5750738 9764867 11882549 19529734 20127583 23765098 40255166 68354069 83177843 136708138 140893081 166355686 281786162 986251567 1972503134 6903760969 13807521938
- Sum of all divisors σ(n): 24696403200
- Sum of proper divisors (its aliquot sum) s(n): 10888881262
- 13807521938 is a deficient number, because the sum of its proper divisors (10888881262) is less than itself. Its deficiency is 2918640676
Bases of 13807521938
- Binary: 11001101101111111000010000100100102
- Hexadecimal: 0x336FE1092
- Base-36: 6CCN442
Squares and roots of 13807521938
- 13807521938 squared (138075219382) is 190647662068351275844
- 13807521938 cubed (138075219383) is 2632371776437170696706319465672
-
The
square root of 13807521938 is 117505.4123774729 -
The
cube root of 13807521938 is 2399.0460293077
Scales and comparisons
How big is 13807521938?- 13,807,521,938 seconds is equal to 439 years, 1 week, 6 days, 6 hours, 45 minutes, 38 seconds.
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To count from 1 to 13,807,521,938 would take you about eight hundred seventy-eight 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 13807521938 cubic inches would be around 199.9 feet tall.
Recreational maths with 13807521938
- 13807521938 backwards is 83912570831
- The number of decimal digits it has is: 11
- The sum of 13807521938's digits is 47
- More coming soon!
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