138929672
138,929,672 is an even composite number composed of five prime numbers multiplied together.
138929672 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 138929672:
23 × 7 × 19 × 37 × 3529
(2 × 2 × 2 × 7 × 19 × 37 × 3529)See below for interesting mathematical facts about the number 138929672 from the Numbermatics database.
Names of 138929672
- Cardinal: 138929672 can be written as One hundred thirty-eight million, nine hundred twenty-nine thousand, six hundred seventy-two.
Scientific notation
- Scientific notation: 1.38929672 × 108
Factors of 138929672
Divisors of 138929672
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 4 7 8 14 19 28 37 38 56 74 76 133 148 152 259 266 296 518 532 703 1036 1064 1406 2072 2812 3529 4921 5624 7058 9842 14116 19684 24703 28232 39368 49406 67051 98812 130573 134102 197624 261146 268204 469357 522292 536408 914011 938714 1044584 1828022 1877428 2480887 3656044 3754856 4961774 7312088 9923548 17366209 19847096 34732418 69464836 138929672
- Sum of all divisors σ(n): 321936000
- Sum of proper divisors (its aliquot sum) s(n): 183006328
- 138929672 is an abundant number, because the sum of its proper divisors (183006328) is greater than itself. Its abundance is 44076656
Bases of 138929672
- Binary: 10000100011111100110000010002
- Hexadecimal: 0x847E608
- Base-36: 2APQTK
Squares and roots of 138929672
- 138929672 squared (1389296722) is 19301453762027584
- 138929672 cubed (1389296723) is 2681544640281658300072448
-
The
square root of 138929672 is 11786.8431736407 -
The
cube root of 138929672 is 517.9227684083
Scales and comparisons
How big is 138929672?- 138,929,672 seconds is equal to 4 years, 21 weeks, 4 days, 23 hours, 34 minutes, 32 seconds.
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To count from 1 to 138,929,672 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 138929672 cubic inches would be around 43.2 feet tall.
Recreational maths with 138929672
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The information we have on file for 138929672 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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