138455550
138,455,550 is an even composite number composed of five prime numbers multiplied together.
138455550 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 138455550:
2 × 32 × 52 × 313 × 983
(2 × 3 × 3 × 5 × 5 × 313 × 983)See below for interesting mathematical facts about the number 138455550 from the Numbermatics database.
Names of 138455550
- Cardinal: 138455550 can be written as One hundred thirty-eight million, four hundred fifty-five thousand, five hundred fifty.
Scientific notation
- Scientific notation: 1.3845555 × 108
Factors of 138455550
Divisors of 138455550
- Number of divisors d(n): 72
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Complete list of divisors:
1 2 3 5 6 9 10 15 18 25 30 45 50 75 90 150 225 313 450 626 939 983 1565 1878 1966 2817 2949 3130 4695 4915 5634 5898 7825 8847 9390 9830 14085 14745 15650 17694 23475 24575 28170 29490 44235 46950 49150 70425 73725 88470 140850 147450 221175 307679 442350 615358 923037 1538395 1846074 2769111 3076790 4615185 5538222 7691975 9230370 13845555 15383950 23075925 27691110 46151850 69227775 138455550
- Sum of all divisors σ(n): 373551984
- Sum of proper divisors (its aliquot sum) s(n): 235096434
- 138455550 is an abundant number, because the sum of its proper divisors (235096434) is greater than itself. Its abundance is 96640884
Bases of 138455550
- Binary: 10000100000010101001111111102
- Hexadecimal: 0x840A9FE
- Base-36: 2AFKZI
Squares and roots of 138455550
- 138455550 squared (1384555502) is 19169939325802500
- 138455550 cubed (1384555503) is 2654184492820614328875000
-
The
square root of 138455550 is 11766.7136448543 -
The
cube root of 138455550 is 517.3329293351
Scales and comparisons
How big is 138455550?- 138,455,550 seconds is equal to 4 years, 20 weeks, 6 days, 11 hours, 52 minutes, 30 seconds.
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To count from 1 to 138,455,550 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 138455550 cubic inches would be around 43.1 feet tall.
Recreational maths with 138455550
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The information we have on file for 138455550 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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