2131728

2,131,728 is an even composite number composed of four prime numbers multiplied together.

What does the number 2131728 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 40 divisors.

2131728 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty divisors.

Prime factorization of 2131728:

2⁴ × 3 × 89 × 499

(2 × 2 × 2 × 2 × 3 × 89 × 499)

See below for interesting mathematical facts about the number 2131728 from the Numbermatics database.

Names of 2131728

Cardinal: 2131728 can be written as Two million, one hundred thirty-one thousand, seven hundred twenty-eight.

Scientific notation

Scientific notation: 2.131728 × 10⁶

Factors of 2131728

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 7
Sum of prime factors: 593

Divisors of 2131728

Number of divisors d(n): 40
Complete list of divisors:
1 2 3 4 6 8 12 16 24 48 89 178 267 356 499 534 712 998 1068 1424 1497 1996 2136 2994 3992 4272 5988 7984 11976 23952 44411 88822 133233 177644 266466 355288 532932 710576 1065864 2131728
Sum of all divisors σ(n): 5580000
Sum of proper divisors (its aliquot sum) s(n): 3448272
2131728 is an abundant number, because the sum of its proper divisors (3448272) is greater than itself. Its abundance is 1316544

Bases of 2131728

Binary: 1000001000011100010000₂
Hexadecimal: 0x208710
Base-36: 19OUO

Squares and roots of 2131728

2131728 squared (2131728²) is 4544264265984
2131728 cubed (2131728³) is 9687135375197540352
The square root of 2131728 is 1460.0438349583
The cube root of 2131728 is 128.6996195885

Scales and comparisons

How big is 2131728?

2,131,728 seconds is equal to 3 weeks, 3 days, 16 hours, 8 minutes, 48 seconds.
To count from 1 to 2,131,728 would take you about five 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 2131728 cubic inches would be around 10.7 feet tall.

Recreational maths with 2131728

2131728 backwards is 8271312
2131728 is a Harshad number.
The number of decimal digits it has is: 7
The sum of 2131728's digits is 24
More coming soon!

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The information we have on file for 2131728 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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