138416985
138,416,985 is an odd composite number composed of five prime numbers multiplied together.
138416985 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 138416985:
33 × 5 × 7 × 71 × 2063
(3 × 3 × 3 × 5 × 7 × 71 × 2063)See below for interesting mathematical facts about the number 138416985 from the Numbermatics database.
Names of 138416985
- Cardinal: 138416985 can be written as One hundred thirty-eight million, four hundred sixteen thousand, nine hundred eighty-five.
Scientific notation
- Scientific notation: 1.38416985 × 108
Factors of 138416985
Divisors of 138416985
- Number of divisors d(n): 64
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Complete list of divisors:
1 3 5 7 9 15 21 27 35 45 63 71 105 135 189 213 315 355 497 639 945 1065 1491 1917 2063 2485 3195 4473 6189 7455 9585 10315 13419 14441 18567 22365 30945 43323 55701 67095 72205 92835 129969 146473 216615 278505 389907 439419 649845 732365 1025311 1318257 1949535 2197095 3075933 3954771 5126555 6591285 9227799 15379665 19773855 27683397 46138995 138416985
- Sum of all divisors σ(n): 285327360
- Sum of proper divisors (its aliquot sum) s(n): 146910375
- 138416985 is an abundant number, because the sum of its proper divisors (146910375) is greater than itself. Its abundance is 8493390
Bases of 138416985
- Binary: 10000100000000010011010110012
- Hexadecimal: 0x8401359
- Base-36: 2AER89
Squares and roots of 138416985
- 138416985 squared (1384169852) is 19159261736490225
- 138416985 cubed (1384169853) is 2651967244390841426471625
-
The
square root of 138416985 is 11765.0747978923 -
The
cube root of 138416985 is 517.2848927461
Scales and comparisons
How big is 138416985?- 138,416,985 seconds is equal to 4 years, 20 weeks, 6 days, 1 hour, 9 minutes, 45 seconds.
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To count from 1 to 138,416,985 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 138416985 cubic inches would be around 43.1 feet tall.
Recreational maths with 138416985
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The information we have on file for 138416985 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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