420825

420,825 is an odd composite number composed of four prime numbers multiplied together.

What does the number 420825 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 24 divisors.

420825 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of twenty-four divisors.

Prime factorization of 420825:

3 × 5² × 31 × 181

(3 × 5 × 5 × 31 × 181)

See below for interesting mathematical facts about the number 420825 from the Numbermatics database.

Names of 420825

Cardinal: 420825 can be written as Four hundred twenty thousand, eight hundred twenty-five.

Scientific notation

Scientific notation: 4.20825 × 10⁵

Factors of 420825

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 5
Sum of prime factors: 220

Divisors of 420825

Number of divisors d(n): 24
Complete list of divisors:
1 3 5 15 25 31 75 93 155 181 465 543 775 905 2325 2715 4525 5611 13575 16833 28055 84165 140275 420825
Sum of all divisors σ(n): 722176
Sum of proper divisors (its aliquot sum) s(n): 301351
420825 is a deficient number, because the sum of its proper divisors (301351) is less than itself. Its deficiency is 119474

Bases of 420825

Binary: 1100110101111011001₂
Hexadecimal: 0x66BD9
Base-36: 90PL

Squares and roots of 420825

420825 squared (420825²) is 177093680625
420825 cubed (420825³) is 74525448149015625
The square root of 420825 is 648.7102588983
The cube root of 420825 is 74.9377260849

Scales and comparisons

How big is 420825?

420,825 seconds is equal to 4 days, 20 hours, 53 minutes, 45 seconds.
To count from 1 to 420,825 would take you about four days.

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 420825 cubic inches would be around 6.2 feet tall.

Recreational maths with 420825

420825 backwards is 528024
The number of decimal digits it has is: 6
The sum of 420825's digits is 21
More coming soon!

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The information we have on file for 420825 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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