620421

620,421 is an odd composite number composed of two prime numbers multiplied together.

What does the number 620421 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 4 divisors.

620421 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of four divisors.

Prime factorization of 620421:

3 × 206807

See below for interesting mathematical facts about the number 620421 from the Numbermatics database.

Names of 620421

Cardinal: 620421 can be written as Six hundred twenty thousand, four hundred twenty-one.

Scientific notation

Scientific notation: 6.20421 × 10⁵

Factors of 620421

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 2
Sum of prime factors: 206810

Divisors of 620421

Number of divisors d(n): 4
Complete list of divisors:
1 3 206807 620421
Sum of all divisors σ(n): 827232
Sum of proper divisors (its aliquot sum) s(n): 206811
620421 is a deficient number, because the sum of its proper divisors (206811) is less than itself. Its deficiency is 413610

Bases of 620421

Binary: 10010111011110000101₂
Hexadecimal: 0x97785
Base-36: DAPX

Squares and roots of 620421

620421 squared (620421²) is 384922217241
620421 cubed (620421³) is 238813826942878461
The square root of 620421 is 787.6680773017
The cube root of 620421 is 85.2894858691

Scales and comparisons

How big is 620421?

620,421 seconds is equal to 1 week, 4 hours, 20 minutes, 21 seconds.
To count from 1 to 620,421 would take you about four 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 620421 cubic inches would be around 7.1 feet tall.

Recreational maths with 620421

620421 backwards is 124026
The number of decimal digits it has is: 6
The sum of 620421's digits is 15
More coming soon!

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The information we have on file for 620421 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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