20128672

20,128,672 is an even composite number composed of four prime numbers multiplied together.

What does the number 20128672 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 48 divisors.

20128672 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 20128672:

2⁵ × 31 × 103 × 197

(2 × 2 × 2 × 2 × 2 × 31 × 103 × 197)

See below for interesting mathematical facts about the number 20128672 from the Numbermatics database.

Names of 20128672

Cardinal: 20128672 can be written as Twenty million, one hundred twenty-eight thousand, six hundred seventy-two.

Scientific notation

Scientific notation: 2.0128672 × 10⁷

Factors of 20128672

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 8
Sum of prime factors: 333

Divisors of 20128672

Number of divisors d(n): 48
Complete list of divisors:
1 2 4 8 16 31 32 62 103 124 197 206 248 394 412 496 788 824 992 1576 1648 3152 3193 3296 6107 6304 6386 12214 12772 20291 24428 25544 40582 48856 51088 81164 97712 102176 162328 195424 324656 629021 649312 1258042 2516084 5032168 10064336 20128672
Sum of all divisors σ(n): 41513472
Sum of proper divisors (its aliquot sum) s(n): 21384800
20128672 is an abundant number, because the sum of its proper divisors (21384800) is greater than itself. Its abundance is 1256128

Bases of 20128672

Binary: 1001100110010001110100000₂
Hexadecimal: 0x13323A0
Base-36: BZFDS

Squares and roots of 20128672

20128672 squared (20128672²) is 405163436483584
20128672 cubed (20128672³) is 8155401919370895720448
The square root of 20128672 is 4486.4988576841
The cube root of 20128672 is 272.0226336413

Scales and comparisons

How big is 20128672?

20,128,672 seconds is equal to 33 weeks, 1 day, 23 hours, 17 minutes, 52 seconds.
To count from 1 to 20,128,672 would take you about forty-nine 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 20128672 cubic inches would be around 22.7 feet tall.

Recreational maths with 20128672

20128672 backwards is 27682102
The number of decimal digits it has is: 8
The sum of 20128672's digits is 28
More coming soon!

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The information we have on file for 20128672 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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