138946808
138,946,808 is an even composite number composed of five prime numbers multiplied together.
138946808 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 138946808:
23 × 7 × 11 × 13 × 17351
(2 × 2 × 2 × 7 × 11 × 13 × 17351)See below for interesting mathematical facts about the number 138946808 from the Numbermatics database.
Names of 138946808
- Cardinal: 138946808 can be written as One hundred thirty-eight million, nine hundred forty-six thousand, eight hundred eight.
Scientific notation
- Scientific notation: 1.38946808 × 108
Factors of 138946808
Divisors of 138946808
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 4 7 8 11 13 14 22 26 28 44 52 56 77 88 91 104 143 154 182 286 308 364 572 616 728 1001 1144 2002 4004 8008 17351 34702 69404 121457 138808 190861 225563 242914 381722 451126 485828 763444 902252 971656 1336027 1526888 1578941 1804504 2481193 2672054 3157882 4962386 5344108 6315764 9924772 10688216 12631528 17368351 19849544 34736702 69473404 138946808
- Sum of all divisors σ(n): 349816320
- Sum of proper divisors (its aliquot sum) s(n): 210869512
- 138946808 is an abundant number, because the sum of its proper divisors (210869512) is greater than itself. Its abundance is 71922704
Bases of 138946808
- Binary: 10000100100000101000111110002
- Hexadecimal: 0x84828F8
- Base-36: 2AQ41K
Squares and roots of 138946808
- 138946808 squared (1389468082) is 19306215453388864
- 138946808 cubed (1389468083) is 2682537011808655435546112
-
The
square root of 138946808 is 11787.5700634185 -
The
cube root of 138946808 is 517.9440615793
Scales and comparisons
How big is 138946808?- 138,946,808 seconds is equal to 4 years, 21 weeks, 5 days, 4 hours, 20 minutes, 8 seconds.
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To count from 1 to 138,946,808 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 138946808 cubic inches would be around 43.2 feet tall.
Recreational maths with 138946808
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The information we have on file for 138946808 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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