138754245
138,754,245 is an odd composite number composed of six prime numbers multiplied together.
138754245 is an odd composite number. It is composed of six distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 138754245:
3 × 5 × 7 × 19 × 157 × 443
See below for interesting mathematical facts about the number 138754245 from the Numbermatics database.
Names of 138754245
- Cardinal: 138754245 can be written as One hundred thirty-eight million, seven hundred fifty-four thousand, two hundred forty-five.
Scientific notation
- Scientific notation: 1.38754245 × 108
Factors of 138754245
Divisors of 138754245
- Number of divisors d(n): 64
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Complete list of divisors:
1 3 5 7 15 19 21 35 57 95 105 133 157 285 399 443 471 665 785 1099 1329 1995 2215 2355 2983 3101 3297 5495 6645 8417 8949 9303 14915 15505 16485 20881 25251 42085 44745 46515 58919 62643 69551 104405 126255 176757 208653 294595 313215 347755 486857 883785 1043265 1321469 1460571 2434285 3964407 6607345 7302855 9250283 19822035 27750849 46251415 138754245
- Sum of all divisors σ(n): 269383680
- Sum of proper divisors (its aliquot sum) s(n): 130629435
- 138754245 is a deficient number, because the sum of its proper divisors (130629435) is less than itself. Its deficiency is 8124810
Bases of 138754245
- Binary: 10000100010100111000110001012
- Hexadecimal: 0x84538C5
- Base-36: 2ALZGL
Squares and roots of 138754245
- 138754245 squared (1387542452) is 19252740505520025
- 138754245 cubed (1387542453) is 2671399473024349401256125
-
The
square root of 138754245 is 11779.3991782263 -
The
cube root of 138754245 is 517.7046822715
Scales and comparisons
How big is 138754245?- 138,754,245 seconds is equal to 4 years, 21 weeks, 2 days, 22 hours, 50 minutes, 45 seconds.
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To count from 1 to 138,754,245 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 138754245 cubic inches would be around 43.1 feet tall.
Recreational maths with 138754245
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The information we have on file for 138754245 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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