138837868992
138,837,868,992 is an even composite number composed of three prime numbers multiplied together.
What does the number 138837868992 look like?
This visualization shows the relationship between its 3 prime factors (large circles) and 56 divisors.
138837868992 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of fifty-six divisors.
Prime factorization of 138837868992:
26 × 33 × 80345989
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 80345989)See below for interesting mathematical facts about the number 138837868992 from the Numbermatics database.
Names of 138837868992
- Cardinal: 138837868992 can be written as One hundred thirty-eight billion, eight hundred thirty-seven million, eight hundred sixty-eight thousand, nine hundred ninety-two.
Scientific notation
- Scientific notation: 1.38837868992 × 1011
Factors of 138837868992
Divisors of 138837868992
- Number of divisors d(n): 56
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Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 96 108 144 192 216 288 432 576 864 1728 80345989 160691978 241037967 321383956 482075934 642767912 723113901 964151868 1285535824 1446227802 1928303736 2169341703 2571071648 2892455604 3856607472 4338683406 5142143296 5784911208 7713214944 8677366812 11569822416 15426429888 17354733624 23139644832 34709467248 46279289664 69418934496 138837868992
- Sum of all divisors σ(n): 408157629200
- Sum of proper divisors (its aliquot sum) s(n): 269319760208
- 138837868992 is an abundant number, because the sum of its proper divisors (269319760208) is greater than itself. Its abundance is 130481891216
Bases of 138837868992
- Binary: 100000010100110110000111000001110000002
- Hexadecimal: 0x205361C1C0
- Base-36: 1RS4HDC0
Squares and roots of 138837868992
- 138837868992 squared (1388378689922) is 19275953866239755096064
- 138837868992 cubed (1388378689923) is 2676232357576831009689498006847488
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The
square root of 138837868992 is 372609.5395880251 -
The
cube root of 138837868992 is 5178.0866428655
Scales and comparisons
How big is 138837868992?- 138,837,868,992 seconds is equal to 4,414 years, 31 weeks, 6 days, 18 hours, 43 minutes, 12 seconds.
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To count from 1 to 138,837,868,992 would take you about eight thousand, eight hundred twenty-nine 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 138837868992 cubic inches would be around 431.5 feet tall.
Recreational maths with 138837868992
- 138837868992 backwards is 299868738831
- 138837868992 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 138837868992's digits is 72
- More coming soon!
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