138408552387
138,408,552,387 is an odd composite number composed of five prime numbers multiplied together.
What does the number 138408552387 look like?
This visualization shows the relationship between its 5 prime factors (large circles) and 64 divisors.
138408552387 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 138408552387:
33 × 7 × 29 × 1973 × 12799
(3 × 3 × 3 × 7 × 29 × 1973 × 12799)See below for interesting mathematical facts about the number 138408552387 from the Numbermatics database.
Names of 138408552387
- Cardinal: 138408552387 can be written as One hundred thirty-eight billion, four hundred eight million, five hundred fifty-two thousand, three hundred eighty-seven.
Scientific notation
- Scientific notation: 1.38408552387 × 1011
Factors of 138408552387
Divisors of 138408552387
- Number of divisors d(n): 64
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Complete list of divisors:
1 3 7 9 21 27 29 63 87 189 203 261 609 783 1827 1973 5481 5919 12799 13811 17757 38397 41433 53271 57217 89593 115191 124299 171651 268779 345573 371171 372897 400519 514953 806337 1113513 1201557 1544859 2419011 2598197 3340539 3604671 7794591 10021617 10814013 23383773 25252427 70151319 75757281 176766989 227271843 530300967 681815529 732320383 1590902901 2196961149 4772708703 5126242681 6590883447 15378728043 19772650341 46136184129 138408552387
- Sum of all divisors σ(n): 242565120000
- Sum of proper divisors (its aliquot sum) s(n): 104156567613
- 138408552387 is a deficient number, because the sum of its proper divisors (104156567613) is less than itself. Its deficiency is 34251984774
Bases of 138408552387
- Binary: 100000001110011100101011100111110000112
- Hexadecimal: 0x2039CAE7C3
- Base-36: 1RL0VMIR
Squares and roots of 138408552387
- 138408552387 squared (1384085523872) is 19156927373864923397769
- 138408552387 cubed (1384085523873) is 2651482585999537584761852675424603
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The
square root of 138408552387 is 372032.9990565353 -
The
cube root of 138408552387 is 5172.7438788919
Scales and comparisons
How big is 138408552387?- 138,408,552,387 seconds is equal to 4,400 years, 50 weeks, 20 hours, 6 minutes, 27 seconds.
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To count from 1 to 138,408,552,387 would take you about eight thousand, eight hundred one 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 138408552387 cubic inches would be around 431.1 feet tall.
Recreational maths with 138408552387
- 138408552387 backwards is 783255804831
- The number of decimal digits it has is: 12
- The sum of 138408552387's digits is 54
- More coming soon!
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