1307728

1,307,728 is an even composite number composed of three prime numbers multiplied together.

What does the number 1307728 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 30 divisors.

1307728 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of thirty divisors.

Prime factorization of 1307728:

2⁴ × 37 × 47²

(2 × 2 × 2 × 2 × 37 × 47 × 47)

See below for interesting mathematical facts about the number 1307728 from the Numbermatics database.

Names of 1307728

Cardinal: 1307728 can be written as One million, three hundred seven thousand, seven hundred twenty-eight.

Scientific notation

Scientific notation: 1.307728 × 10⁶

Factors of 1307728

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 7
Sum of prime factors: 86

Divisors of 1307728

Number of divisors d(n): 30
Complete list of divisors:
1 2 4 8 16 37 47 74 94 148 188 296 376 592 752 1739 2209 3478 4418 6956 8836 13912 17672 27824 35344 81733 163466 326932 653864 1307728
Sum of all divisors σ(n): 2658746
Sum of proper divisors (its aliquot sum) s(n): 1351018
1307728 is an abundant number, because the sum of its proper divisors (1351018) is greater than itself. Its abundance is 43290

Bases of 1307728

Binary: 100111111010001010000₂
Hexadecimal: 0x13F450
Base-36: S11S

Squares and roots of 1307728

1307728 squared (1307728²) is 1710152521984
1307728 cubed (1307728³) is 2236414337269092352
The square root of 1307728 is 1143.5593556961
The cube root of 1307728 is 109.3551248783

Scales and comparisons

How big is 1307728?

1,307,728 seconds is equal to 2 weeks, 1 day, 3 hours, 15 minutes, 28 seconds.
To count from 1 to 1,307,728 would take you about three 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 1307728 cubic inches would be around 9.1 feet tall.

Recreational maths with 1307728

1307728 backwards is 8277031
The number of decimal digits it has is: 7
The sum of 1307728's digits is 28
More coming soon!

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The information we have on file for 1307728 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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