20971328

20,971,328 is an even composite number composed of three prime numbers multiplied together.

What does the number 20971328 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 28 divisors.

20971328 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twenty-eight divisors.

Prime factorization of 20971328:

2⁶ × 7 × 46811

(2 × 2 × 2 × 2 × 2 × 2 × 7 × 46811)

See below for interesting mathematical facts about the number 20971328 from the Numbermatics database.

Names of 20971328

Cardinal: 20971328 can be written as Twenty million, nine hundred seventy-one thousand, three hundred twenty-eight.

Scientific notation

Scientific notation: 2.0971328 × 10⁷

Factors of 20971328

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 8
Sum of prime factors: 46820

Divisors of 20971328

Number of divisors d(n): 28
Complete list of divisors:
1 2 4 7 8 14 16 28 32 56 64 112 224 448 46811 93622 187244 327677 374488 655354 748976 1310708 1497952 2621416 2995904 5242832 10485664 20971328
Sum of all divisors σ(n): 47560992
Sum of proper divisors (its aliquot sum) s(n): 26589664
20971328 is an abundant number, because the sum of its proper divisors (26589664) is greater than itself. Its abundance is 5618336

Bases of 20971328

Binary: 1001111111111111101000000₂
Hexadecimal: 0x13FFF40
Base-36: CHHKW

Squares and roots of 20971328

20971328 squared (20971328²) is 439796598083584
20971328 cubed (20971328³) is 9223118711695011479552
The square root of 20971328 is 4579.4462547343
The cube root of 20971328 is 275.7667987455

Scales and comparisons

How big is 20971328?

20,971,328 seconds is equal to 34 weeks, 4 days, 17 hours, 22 minutes, 8 seconds.
To count from 1 to 20,971,328 would take you about two hours!

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 20971328 cubic inches would be around 23 feet tall.

Recreational maths with 20971328

20971328 backwards is 82317902
20971328 is a Harshad number.
The number of decimal digits it has is: 8
The sum of 20971328's digits is 32
More coming soon!

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The information we have on file for 20971328 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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