28345520
28,345,520 is an even composite number composed of four prime numbers multiplied together.
28345520 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of eighty divisors.
Prime factorization of 28345520:
24 × 5 × 73 × 1033
(2 × 2 × 2 × 2 × 5 × 7 × 7 × 7 × 1033)See below for interesting mathematical facts about the number 28345520 from the Numbermatics database.
Names of 28345520
- Cardinal: 28345520 can be written as Twenty-eight million, three hundred forty-five thousand, five hundred twenty.
Scientific notation
- Scientific notation: 2.834552 × 107
Factors of 28345520
Divisors of 28345520
- Number of divisors d(n): 80
-
Complete list of divisors:
1 2 4 5 7 8 10 14 16 20 28 35 40 49 56 70 80 98 112 140 196 245 280 343 392 490 560 686 784 980 1033 1372 1715 1960 2066 2744 3430 3920 4132 5165 5488 6860 7231 8264 10330 13720 14462 16528 20660 27440 28924 36155 41320 50617 57848 72310 82640 101234 115696 144620 202468 253085 289240 354319 404936 506170 578480 708638 809872 1012340 1417276 1771595 2024680 2834552 3543190 4049360 5669104 7086380 14172760 28345520
- Sum of all divisors σ(n): 76929600
- Sum of proper divisors (its aliquot sum) s(n): 48584080
- 28345520 is an abundant number, because the sum of its proper divisors (48584080) is greater than itself. Its abundance is 20238560
Bases of 28345520
- Binary: 11011000010000100101100002
- Hexadecimal: 0x1B084B0
- Base-36: GVJJK
Squares and roots of 28345520
- 28345520 squared (283455202) is 803468504070400
- 28345520 cubed (283455203) is 22774732551497604608000
-
The
square root of 28345520 is 5324.0510891613 -
The
cube root of 28345520 is 304.9028446263
Scales and comparisons
How big is 28345520?- 28,345,520 seconds is equal to 46 weeks, 6 days, 1 hour, 45 minutes, 20 seconds.
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To count from 1 to 28,345,520 would take you about eighteen 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 28345520 cubic inches would be around 25.4 feet tall.
Recreational maths with 28345520
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The information we have on file for 28345520 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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