28985472
28,985,472 is an even composite number composed of three prime numbers multiplied together.
28985472 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 28985472:
27 × 33 × 8387
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 8387)See below for interesting mathematical facts about the number 28985472 from the Numbermatics database.
Names of 28985472
- Cardinal: 28985472 can be written as Twenty-eight million, nine hundred eighty-five thousand, four hundred seventy-two.
Scientific notation
- Scientific notation: 2.8985472 × 107
Factors of 28985472
Divisors of 28985472
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 96 108 128 144 192 216 288 384 432 576 864 1152 1728 3456 8387 16774 25161 33548 50322 67096 75483 100644 134192 150966 201288 226449 268384 301932 402576 452898 536768 603864 805152 905796 1073536 1207728 1610304 1811592 2415456 3220608 3623184 4830912 7246368 9661824 14492736 28985472
- Sum of all divisors σ(n): 85557600
- Sum of proper divisors (its aliquot sum) s(n): 56572128
- 28985472 is an abundant number, because the sum of its proper divisors (56572128) is greater than itself. Its abundance is 27586656
Bases of 28985472
- Binary: 11011101001001000100000002
- Hexadecimal: 0x1BA4880
- Base-36: H99C0
Squares and roots of 28985472
- 28985472 squared (289854722) is 840157587062784
- 28985472 cubed (289854723) is 24352364215395887874048
-
The
square root of 28985472 is 5383.8157472187 -
The
cube root of 28985472 is 307.1803698395
Scales and comparisons
How big is 28985472?- 28,985,472 seconds is equal to 47 weeks, 6 days, 11 hours, 31 minutes, 12 seconds.
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To count from 1 to 28,985,472 would take you about nineteen 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 28985472 cubic inches would be around 25.6 feet tall.
Recreational maths with 28985472
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The information we have on file for 28985472 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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