30888780
30,888,780 is an even composite number composed of five prime numbers multiplied together.
30888780 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 30888780:
22 × 3 × 5 × 13 × 1992
(2 × 2 × 3 × 5 × 13 × 199 × 199)See below for interesting mathematical facts about the number 30888780 from the Numbermatics database.
Names of 30888780
- Cardinal: 30888780 can be written as Thirty million, eight hundred eighty-eight thousand, seven hundred eighty.
Scientific notation
- Scientific notation: 3.088878 × 107
Factors of 30888780
Divisors of 30888780
- Number of divisors d(n): 72
-
Complete list of divisors:
1 2 3 4 5 6 10 12 13 15 20 26 30 39 52 60 65 78 130 156 195 199 260 390 398 597 780 796 995 1194 1990 2388 2587 2985 3980 5174 5970 7761 10348 11940 12935 15522 25870 31044 38805 39601 51740 77610 79202 118803 155220 158404 198005 237606 396010 475212 514813 594015 792020 1029626 1188030 1544439 2059252 2376060 2574065 3088878 5148130 6177756 7722195 10296260 15444390 30888780
- Sum of all divisors σ(n): 93611952
- Sum of proper divisors (its aliquot sum) s(n): 62723172
- 30888780 is an abundant number, because the sum of its proper divisors (62723172) is greater than itself. Its abundance is 31834392
Bases of 30888780
- Binary: 11101011101010011010011002
- Hexadecimal: 0x1D7534C
- Base-36: IE1XO
Squares and roots of 30888780
- 30888780 squared (308887802) is 954116729888400
- 30888780 cubed (308887803) is 29471501763842212152000
-
The
square root of 30888780 is 5557.7675374201 -
The
cube root of 30888780 is 313.7619329547
Scales and comparisons
How big is 30888780?- 30,888,780 seconds is equal to 51 weeks, 12 hours, 13 minutes.
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To count from 1 to 30,888,780 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 30888780 cubic inches would be around 26.1 feet tall.
Recreational maths with 30888780
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The information we have on file for 30888780 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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