138821076289
138,821,076,289 is an odd composite number composed of five prime numbers multiplied together.
What does the number 138821076289 look like?
This visualization shows the relationship between its 5 prime factors (large circles) and 32 divisors.
138821076289 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of thirty-two divisors.
Prime factorization of 138821076289:
7 × 43 × 61 × 157 × 48157
See below for interesting mathematical facts about the number 138821076289 from the Numbermatics database.
Names of 138821076289
- Cardinal: 138821076289 can be written as One hundred thirty-eight billion, eight hundred twenty-one million, seventy-six thousand, two hundred eighty-nine.
Scientific notation
- Scientific notation: 1.38821076289 × 1011
Factors of 138821076289
Divisors of 138821076289
- Number of divisors d(n): 32
- Complete list of divisors:
- Sum of all divisors σ(n): 166058030336
- Sum of proper divisors (its aliquot sum) s(n): 27236954047
- 138821076289 is a deficient number, because the sum of its proper divisors (27236954047) is less than itself. Its deficiency is 111584122242
Bases of 138821076289
- Binary: 100000010100100110000110000101010000012
- Hexadecimal: 0x2052618541
- Base-36: 1RRUHG01
Squares and roots of 138821076289
- 138821076289 squared (1388210762892) is 19271291222036358011521
- 138821076289 cubed (1388210762893) is 2675261388921845293449073081925569
-
The
square root of 138821076289 is 372587.0049921227 -
The
cube root of 138821076289 is 5177.8778679883
Scales and comparisons
How big is 138821076289?- 138,821,076,289 seconds is equal to 4,414 years, 4 weeks, 1 day, 10 hours, 4 minutes, 49 seconds.
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To count from 1 to 138,821,076,289 would take you about eight thousand, eight hundred twenty-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 138821076289 cubic inches would be around 431.5 feet tall.
Recreational maths with 138821076289
- 138821076289 backwards is 982670128831
- The number of decimal digits it has is: 12
- The sum of 138821076289's digits is 55
- More coming soon!
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