138387456
138,387,456 is an even composite number composed of three prime numbers multiplied together.
138387456 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eighty-four divisors.
Prime factorization of 138387456:
213 × 32 × 1877
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 1877)See below for interesting mathematical facts about the number 138387456 from the Numbermatics database.
Names of 138387456
- Cardinal: 138387456 can be written as One hundred thirty-eight million, three hundred eighty-seven thousand, four hundred fifty-six.
Scientific notation
- Scientific notation: 1.38387456 × 108
Factors of 138387456
Divisors of 138387456
- Number of divisors d(n): 84
-
Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 96 128 144 192 256 288 384 512 576 768 1024 1152 1536 1877 2048 2304 3072 3754 4096 4608 5631 6144 7508 8192 9216 11262 12288 15016 16893 18432 22524 24576 30032 33786 36864 45048 60064 67572 73728 90096 120128 135144 180192 240256 270288 360384 480512 540576 720768 961024 1081152 1441536 1922048 2162304 2883072 3844096 4324608 5766144 7688192 8649216 11532288 15376384 17298432 23064576 34596864 46129152 69193728 138387456
- Sum of all divisors σ(n): 399974562
- Sum of proper divisors (its aliquot sum) s(n): 261587106
- 138387456 is an abundant number, because the sum of its proper divisors (261587106) is greater than itself. Its abundance is 123199650
Bases of 138387456
- Binary: 10000011111110100000000000002
- Hexadecimal: 0x83FA000
- Base-36: 2AE4G0
Squares and roots of 138387456
- 138387456 squared (1383874562) is 19151087978151936
- 138387456 cubed (1383874563) is 2650270344928630004514816
-
The
square root of 138387456 is 11763.8197878071 -
The
cube root of 138387456 is 517.2481053727
Scales and comparisons
How big is 138387456?- 138,387,456 seconds is equal to 4 years, 20 weeks, 5 days, 16 hours, 57 minutes, 36 seconds.
-
To count from 1 to 138,387,456 would take you about six 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 138387456 cubic inches would be around 43.1 feet tall.
Recreational maths with 138387456
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The information we have on file for 138387456 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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