138478942250
138,478,942,250 is an even composite number composed of five prime numbers multiplied together.
What does the number 138478942250 look like?
This visualization shows the relationship between its 5 prime factors (large circles) and 64 divisors.
138478942250 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 138478942250:
2 × 53 × 11 × 103 × 488893
(2 × 5 × 5 × 5 × 11 × 103 × 488893)See below for interesting mathematical facts about the number 138478942250 from the Numbermatics database.
Names of 138478942250
- Cardinal: 138478942250 can be written as One hundred thirty-eight billion, four hundred seventy-eight million, nine hundred forty-two thousand, two hundred fifty.
Scientific notation
- Scientific notation: 1.3847894225 × 1011
Factors of 138478942250
Divisors of 138478942250
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 5 10 11 22 25 50 55 103 110 125 206 250 275 515 550 1030 1133 1375 2266 2575 2750 5150 5665 11330 12875 25750 28325 56650 141625 283250 488893 977786 2444465 4888930 5377823 10755646 12222325 24444650 26889115 50355979 53778230 61111625 100711958 122223250 134445575 251779895 268891150 503559790 553915769 672227875 1107831538 1258899475 1344455750 2517798950 2769578845 5539157690 6294497375 12588994750 13847894225 27695788450 69239471125 138478942250
- Sum of all divisors σ(n): 285545385216
- Sum of proper divisors (its aliquot sum) s(n): 147066442966
- 138478942250 is an abundant number, because the sum of its proper divisors (147066442966) is greater than itself. Its abundance is 8587500716
Bases of 138478942250
- Binary: 100000001111011111110011111000001010102
- Hexadecimal: 0x203DFCF82A
- Base-36: 1RM6SBOQ
Squares and roots of 138478942250
- 138478942250 squared (1384789422502) is 19176417446678835062500
- 138478942250 cubed (1384789422503) is 2655530004160530854917212640625000
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The
square root of 138478942250 is 372127.5886708751 -
The
cube root of 138478942250 is 5173.6206239093
Scales and comparisons
How big is 138478942250?- 138,478,942,250 seconds is equal to 4,403 years, 10 weeks, 3 days, 12 hours, 50 minutes, 50 seconds.
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To count from 1 to 138,478,942,250 would take you about eight thousand, eight 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 138478942250 cubic inches would be around 431.1 feet tall.
Recreational maths with 138478942250
- 138478942250 backwards is 052249874831
- The number of decimal digits it has is: 12
- The sum of 138478942250's digits is 53
- More coming soon!
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