28430689

28,430,689 is an odd composite number composed of four prime numbers multiplied together.

What does the number 28430689 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 16 divisors.

28430689 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 28430689:

7 × 31 × 37 × 3541

See below for interesting mathematical facts about the number 28430689 from the Numbermatics database.

Names of 28430689

Cardinal: 28430689 can be written as Twenty-eight million, four hundred thirty thousand, six hundred eighty-nine.

Scientific notation

Scientific notation: 2.8430689 × 10⁷

Factors of 28430689

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 3616

Divisors of 28430689

Number of divisors d(n): 16
Complete list of divisors:
1 7 31 37 217 259 1147 3541 8029 24787 109771 131017 768397 917119 4061527 28430689
Sum of all divisors σ(n): 34456576
Sum of proper divisors (its aliquot sum) s(n): 6025887
28430689 is a deficient number, because the sum of its proper divisors (6025887) is less than itself. Its deficiency is 22404802

Bases of 28430689

Binary: 1101100011101000101100001₂
Hexadecimal: 0x1B1D161
Base-36: GXD9D

Squares and roots of 28430689

28430689 squared (28430689²) is 808304077014721
28430689 cubed (28430689³) is 22980641831037581172769
The square root of 28430689 is 5332.0436044729
The cube root of 28430689 is 305.2079169973

Scales and comparisons

How big is 28430689?

28,430,689 seconds is equal to 47 weeks, 1 hour, 24 minutes, 49 seconds.
To count from 1 to 28,430,689 would take you about eighteen 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 28430689 cubic inches would be around 25.4 feet tall.

Recreational maths with 28430689

28430689 backwards is 98603482
The number of decimal digits it has is: 8
The sum of 28430689's digits is 40
More coming soon!

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The information we have on file for 28430689 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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