18900109137
18,900,109,137 is an odd composite number composed of five prime numbers multiplied together.
18900109137 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 18900109137:
3 × 73 × 13 × 137 × 10313
(3 × 7 × 7 × 7 × 13 × 137 × 10313)See below for interesting mathematical facts about the number 18900109137 from the Numbermatics database.
Names of 18900109137
- Cardinal: 18900109137 can be written as Eighteen billion, nine hundred million, one hundred nine thousand, one hundred thirty-seven.
Scientific notation
- Scientific notation: 1.8900109137 × 1010
Factors of 18900109137
Divisors of 18900109137
- Number of divisors d(n): 64
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Complete list of divisors:
1 3 7 13 21 39 49 91 137 147 273 343 411 637 959 1029 1781 1911 2877 4459 5343 6713 10313 12467 13377 20139 30939 37401 46991 72191 87269 134069 140973 216573 261807 402207 505337 610883 938483 1412881 1516011 1832649 2815449 3537359 4238643 6569381 9890167 10612077 18367453 19708143 29670501 45985667 55102359 69231169 128572171 137957001 207693507 385716513 484618183 900005197 1453854549 2700015591 6300036379 18900109137
- Sum of all divisors σ(n): 31882636800
- Sum of proper divisors (its aliquot sum) s(n): 12982527663
- 18900109137 is a deficient number, because the sum of its proper divisors (12982527663) is less than itself. Its deficiency is 5917581474
Bases of 18900109137
- Binary: 100011001101000100011000111010100012
- Hexadecimal: 0x46688C751
- Base-36: 8OKMXJL
Squares and roots of 18900109137
- 18900109137 squared (189001091372) is 357214125390510884769
- 18900109137 cubed (189001091373) is 6751385955158658466320531034353
-
The
square root of 18900109137 is 137477.6677755337 -
The
cube root of 18900109137 is 2663.7171323703
Scales and comparisons
How big is 18900109137?- 18,900,109,137 seconds is equal to 600 years, 50 weeks, 1 day, 6 hours, 18 minutes, 57 seconds.
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To count from 1 to 18,900,109,137 would take you about one thousand, two hundred one 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 18900109137 cubic inches would be around 222 feet tall.
Recreational maths with 18900109137
- 18900109137 backwards is 73190100981
- 18900109137 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 18900109137's digits is 39
- More coming soon!
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The information we have on file for 18900109137 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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