18997968
18,997,968 is an even composite number composed of four prime numbers multiplied together.
18997968 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixty divisors.
Prime factorization of 18997968:
24 × 3 × 112 × 3271
(2 × 2 × 2 × 2 × 3 × 11 × 11 × 3271)See below for interesting mathematical facts about the number 18997968 from the Numbermatics database.
Names of 18997968
- Cardinal: 18997968 can be written as Eighteen million, nine hundred ninety-seven thousand, nine hundred sixty-eight.
Scientific notation
- Scientific notation: 1.8997968 × 107
Factors of 18997968
Divisors of 18997968
- Number of divisors d(n): 60
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Complete list of divisors:
1 2 3 4 6 8 11 12 16 22 24 33 44 48 66 88 121 132 176 242 264 363 484 528 726 968 1452 1936 2904 3271 5808 6542 9813 13084 19626 26168 35981 39252 52336 71962 78504 107943 143924 157008 215886 287848 395791 431772 575696 791582 863544 1187373 1583164 1727088 2374746 3166328 4749492 6332656 9498984 18997968
- Sum of all divisors σ(n): 53961824
- Sum of proper divisors (its aliquot sum) s(n): 34963856
- 18997968 is an abundant number, because the sum of its proper divisors (34963856) is greater than itself. Its abundance is 15965888
Bases of 18997968
- Binary: 10010000111100010110100002
- Hexadecimal: 0x121E2D0
- Base-36: BB6XC
Squares and roots of 18997968
- 18997968 squared (189979682) is 360922788129024
- 18997968 cubed (189979683) is 6856799579345977823232
-
The
square root of 18997968 is 4358.6658509227 -
The
cube root of 18997968 is 266.8306519153
Scales and comparisons
How big is 18997968?- 18,997,968 seconds is equal to 31 weeks, 2 days, 21 hours, 12 minutes, 48 seconds.
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To count from 1 to 18,997,968 would take you about forty-seven weeks!
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 18997968 cubic inches would be around 22.2 feet tall.
Recreational maths with 18997968
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The information we have on file for 18997968 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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