30989772
30,989,772 is an even composite number composed of five prime numbers multiplied together.
30989772 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 30989772:
22 × 32 × 11 × 139 × 563
(2 × 2 × 3 × 3 × 11 × 139 × 563)See below for interesting mathematical facts about the number 30989772 from the Numbermatics database.
Names of 30989772
- Cardinal: 30989772 can be written as Thirty million, nine hundred eighty-nine thousand, seven hundred seventy-two.
Scientific notation
- Scientific notation: 3.0989772 × 107
Factors of 30989772
Divisors of 30989772
- Number of divisors d(n): 72
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Complete list of divisors:
1 2 3 4 6 9 11 12 18 22 33 36 44 66 99 132 139 198 278 396 417 556 563 834 1126 1251 1529 1668 1689 2252 2502 3058 3378 4587 5004 5067 6116 6193 6756 9174 10134 12386 13761 18348 18579 20268 24772 27522 37158 55044 55737 74316 78257 111474 156514 222948 234771 313028 469542 704313 860827 939084 1408626 1721654 2582481 2817252 3443308 5164962 7747443 10329924 15494886 30989772
- Sum of all divisors σ(n): 86224320
- Sum of proper divisors (its aliquot sum) s(n): 55234548
- 30989772 is an abundant number, because the sum of its proper divisors (55234548) is greater than itself. Its abundance is 24244776
Bases of 30989772
- Binary: 11101100011011101110011002
- Hexadecimal: 0x1D8DDCC
- Base-36: IG7V0
Squares and roots of 30989772
- 30989772 squared (309897722) is 960365968611984
- 30989772 cubed (309897723) is 29761522403844540627648
-
The
square root of 30989772 is 5566.8457855413 -
The
cube root of 30989772 is 314.1035130073
Scales and comparisons
How big is 30989772?- 30,989,772 seconds is equal to 51 weeks, 1 day, 16 hours, 16 minutes, 12 seconds.
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To count from 1 to 30,989,772 would take you about twenty-four 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 30989772 cubic inches would be around 26.2 feet tall.
Recreational maths with 30989772
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The information we have on file for 30989772 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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