1388373920
1,388,373,920 is an even composite number composed of four prime numbers multiplied together.
1388373920 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty-eight divisors.
Prime factorization of 1388373920:
25 × 5 × 1609 × 5393
(2 × 2 × 2 × 2 × 2 × 5 × 1609 × 5393)See below for interesting mathematical facts about the number 1388373920 from the Numbermatics database.
Names of 1388373920
- Cardinal: 1388373920 can be written as One billion, three hundred eighty-eight million, three hundred seventy-three thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 1.38837392 × 109
Factors of 1388373920
Divisors of 1388373920
- Number of divisors d(n): 48
- Complete list of divisors:
- Sum of all divisors σ(n): 3282680520
- Sum of proper divisors (its aliquot sum) s(n): 1894306600
- 1388373920 is an abundant number, because the sum of its proper divisors (1894306600) is greater than itself. Its abundance is 505932680
Bases of 1388373920
- Binary: 10100101100000011100111101000002
- Hexadecimal: 0x52C0E7A0
- Base-36: MYLO68
Squares and roots of 1388373920
- 1388373920 squared (13883739202) is 1927582141736166400
- 1388373920 cubed (13883739203) is 2676204774244236950540288000
-
The
square root of 1388373920 is 37260.8899517979 -
The
cube root of 1388373920 is 1115.5836715671
Scales and comparisons
How big is 1388373920?- 1,388,373,920 seconds is equal to 44 years, 7 weeks, 4 days, 3 hours, 25 minutes, 20 seconds.
-
To count from 1 to 1,388,373,920 would take you about 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 1388373920 cubic inches would be around 93 feet tall.
Recreational maths with 1388373920
- 1388373920 backwards is 0293738831
- The number of decimal digits it has is: 10
- The sum of 1388373920's digits is 44
- More coming soon!
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The information we have on file for 1388373920 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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