138691380040
138,691,380,040 is an even composite number composed of three prime numbers multiplied together.
What does the number 138691380040 look like?
This visualization shows the relationship between its 3 prime factors (large circles) and 16 divisors.
138691380040 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of sixteen divisors.
Prime factorization of 138691380040:
23 × 5 × 3467284501
(2 × 2 × 2 × 5 × 3467284501)See below for interesting mathematical facts about the number 138691380040 from the Numbermatics database.
Names of 138691380040
- Cardinal: 138691380040 can be written as One hundred thirty-eight billion, six hundred ninety-one million, three hundred eighty thousand and forty.
Scientific notation
- Scientific notation: 1.3869138004 × 1011
Factors of 138691380040
- Number of distinct prime factors ω(n): 3
- Total number of prime factors Ω(n): 5
- Sum of prime factors: 3467284508
Divisors of 138691380040
- Number of divisors d(n): 16
- Complete list of divisors:
- Sum of all divisors σ(n): 312055605180
- Sum of proper divisors (its aliquot sum) s(n): 173364225140
- 138691380040 is an abundant number, because the sum of its proper divisors (173364225140) is greater than itself. Its abundance is 34672845100
Bases of 138691380040
- Binary: 100000010010101010011010000011010010002
- Hexadecimal: 0x204AA68348
- Base-36: 1RPP9LQG
Squares and roots of 138691380040
- 138691380040 squared (1386913800402) is 19235298897399710401600
- 138691380040 cubed (1386913800403) is 2667770149562256203094246624064000
-
The
square root of 138691380040 is 372412.9160488395 -
The
cube root of 138691380040 is 5176.2648550357
Scales and comparisons
How big is 138691380040?- 138,691,380,040 seconds is equal to 4,409 years, 49 weeks, 5 days, 7 hours, 20 minutes, 40 seconds.
-
To count from 1 to 138,691,380,040 would take you about eight thousand, eight hundred nineteen 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 138691380040 cubic inches would be around 431.4 feet tall.
Recreational maths with 138691380040
- 138691380040 backwards is 040083196831
- The number of decimal digits it has is: 12
- The sum of 138691380040's digits is 43
- More coming soon!
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