138189887790
138,189,887,790 is an even composite number composed of four prime numbers multiplied together.
What does the number 138189887790 look like?
This visualization shows the relationship between its 4 prime factors (large circles) and 16 divisors.
138189887790 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.
Prime factorization of 138189887790:
2 × 3 × 5 × 4606329593
See below for interesting mathematical facts about the number 138189887790 from the Numbermatics database.
Names of 138189887790
- Cardinal: 138189887790 can be written as One hundred thirty-eight billion, one hundred eighty-nine million, eight hundred eighty-seven thousand, seven hundred ninety.
Scientific notation
- Scientific notation: 1.3818988779 × 1011
Factors of 138189887790
- Number of distinct prime factors ω(n): 4
- Total number of prime factors Ω(n): 4
- Sum of prime factors: 4606329603
Divisors of 138189887790
- Number of divisors d(n): 16
- Complete list of divisors:
- Sum of all divisors σ(n): 331655730768
- Sum of proper divisors (its aliquot sum) s(n): 193465842978
- 138189887790 is an abundant number, because the sum of its proper divisors (193465842978) is greater than itself. Its abundance is 55275955188
Bases of 138189887790
- Binary: 100000001011001100001001011001001011102
- Hexadecimal: 0x202CC2592E
- Base-36: 1RHEOVU6
Squares and roots of 138189887790
- 138189887790 squared (1381898877902) is 19096445087412791084100
- 138189887790 cubed (1381898877903) is 2638935603817470341322491453139000
-
The
square root of 138189887790 is 371739.0049349139 -
The
cube root of 138189887790 is 5170.0183918873
Scales and comparisons
How big is 138189887790?- 138,189,887,790 seconds is equal to 4,394 years, 3 days, 23 hours, 56 minutes, 30 seconds.
-
To count from 1 to 138,189,887,790 would take you about eight thousand, seven hundred eighty-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 138189887790 cubic inches would be around 430.8 feet tall.
Recreational maths with 138189887790
- 138189887790 backwards is 097788981831
- The number of decimal digits it has is: 12
- The sum of 138189887790's digits is 69
- More coming soon!
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