55139694640
55,139,694,640 is an even composite number composed of four prime numbers multiplied together.
What does the number 55139694640 look like?
This visualization shows the relationship between its 4 prime factors (large circles) and 80 divisors.
55139694640 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of eighty divisors.
Prime factorization of 55139694640:
24 × 5 × 433 × 8669
(2 × 2 × 2 × 2 × 5 × 43 × 43 × 43 × 8669)See below for interesting mathematical facts about the number 55139694640 from the Numbermatics database.
Names of 55139694640
- Cardinal: 55139694640 can be written as Fifty-five billion, one hundred thirty-nine million, six hundred ninety-four thousand, six hundred forty.
Scientific notation
- Scientific notation: 5.513969464 × 1010
Factors of 55139694640
Divisors of 55139694640
- Number of divisors d(n): 80
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Complete list of divisors:
1 2 4 5 8 10 16 20 40 43 80 86 172 215 344 430 688 860 1720 1849 3440 3698 7396 8669 9245 14792 17338 18490 29584 34676 36980 43345 69352 73960 79507 86690 138704 147920 159014 173380 318028 346760 372767 397535 636056 693520 745534 795070 1272112 1491068 1590140 1863835 2982136 3180280 3727670 5964272 6360560 7455340 14910680 16028981 29821360 32057962 64115924 80144905 128231848 160289810 256463696 320579620 641159240 689246183 1282318480 1378492366 2756984732 3446230915 5513969464 6892461830 11027938928 13784923660 27569847320 55139694640
- Sum of all divisors σ(n): 131267268000
- Sum of proper divisors (its aliquot sum) s(n): 76127573360
- 55139694640 is an abundant number, because the sum of its proper divisors (76127573360) is greater than itself. Its abundance is 20987878720
Bases of 55139694640
- Binary: 1100110101101001010011111000001100002
- Hexadecimal: 0xCD694F830
- Base-36: PBWR0OG
Squares and roots of 55139694640
- 55139694640 squared (551396946402) is 3040385924992444729600
- 55139694640 cubed (551396946403) is 167645951491837346697221369344000
-
The
square root of 55139694640 is 234818.4290893711 -
The
cube root of 55139694640 is 3806.1694482303
Scales and comparisons
How big is 55139694640?- 55,139,694,640 seconds is equal to 1,753 years, 14 weeks, 21 hours, 50 minutes, 40 seconds.
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To count from 1 to 55,139,694,640 would take you about three thousand, five hundred 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 55139694640 cubic inches would be around 317.2 feet tall.
Recreational maths with 55139694640
- 55139694640 backwards is 04649693155
- The number of decimal digits it has is: 11
- The sum of 55139694640's digits is 52
- More coming soon!
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