138138956142
138,138,956,142 is an even composite number composed of six prime numbers multiplied together.
138138956142 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 138138956142:
2 × 3 × 11 × 103 × 269 × 75541
See below for interesting mathematical facts about the number 138138956142 from the Numbermatics database.
Names of 138138956142
- Cardinal: 138138956142 can be written as One hundred thirty-eight billion, one hundred thirty-eight million, nine hundred fifty-six thousand, one hundred forty-two.
Scientific notation
- Scientific notation: 1.38138956142 × 1011
Factors of 138138956142
Divisors of 138138956142
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 3 6 11 22 33 66 103 206 269 309 538 618 807 1133 1614 2266 2959 3399 5918 6798 8877 17754 27707 55414 75541 83121 151082 166242 226623 304777 453246 609554 830951 914331 1661902 1828662 2492853 4985706 7780723 15561446 20320529 23342169 40641058 46684338 60961587 85587953 121923174 171175906 223525819 256763859 447051638 513527718 670577457 1341154914 2093014487 4186028974 6279043461 12558086922 23023159357 46046318714 69069478071 138138956142
- Sum of all divisors σ(n): 305455587840
- Sum of proper divisors (its aliquot sum) s(n): 167316631698
- 138138956142 is an abundant number, because the sum of its proper divisors (167316631698) is greater than itself. Its abundance is 29177675556
Bases of 138138956142
- Binary: 100000001010011011100100110001011011102
- Hexadecimal: 0x2029B9316E
- Base-36: 1RGKD8Q6
Squares and roots of 138138956142
- 138138956142 squared (1381389561422) is 19082371204001399524164
- 138138956142 cubed (1381389561423) is 2636018838834913063775110465215288
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The
square root of 138138956142 is 371670.4940427743 -
The
cube root of 138138956142 is 5169.3831550709
Scales and comparisons
How big is 138138956142?- 138,138,956,142 seconds is equal to 4,392 years, 20 weeks, 2 days, 12 hours, 15 minutes, 42 seconds.
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To count from 1 to 138,138,956,142 would take you about eight thousand, seven hundred eighty-four 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 138138956142 cubic inches would be around 430.8 feet tall.
Recreational maths with 138138956142
- 138138956142 backwards is 241659831831
- The number of decimal digits it has is: 12
- The sum of 138138956142's digits is 51
- More coming soon!
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