421823

421,823 is an odd composite number composed of two prime numbers multiplied together.

What does the number 421823 look like?

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

421823 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 421823:

137 × 3079

See below for interesting mathematical facts about the number 421823 from the Numbermatics database.

Names of 421823

Cardinal: 421823 can be written as Four hundred twenty-one thousand, eight hundred twenty-three.

Scientific notation

Scientific notation: 4.21823 × 10⁵

Factors of 421823

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 2
Sum of prime factors: 3216

Divisors of 421823

Number of divisors d(n): 4
Complete list of divisors:
1 137 3079 421823
Sum of all divisors σ(n): 425040
Sum of proper divisors (its aliquot sum) s(n): 3217
421823 is a deficient number, because the sum of its proper divisors (3217) is less than itself. Its deficiency is 418606

Bases of 421823

Binary: 1100110111110111111₂
Hexadecimal: 0x66FBF
Base-36: 91HB

Squares and roots of 421823

421823 squared (421823²) is 177934643329
421823 cubed (421823³) is 75056925052968767
The square root of 421823 is 649.4790219861
The cube root of 421823 is 74.9969183919

Scales and comparisons

How big is 421823?

421,823 seconds is equal to 4 days, 21 hours, 10 minutes, 23 seconds.
To count from 1 to 421,823 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 421823 cubic inches would be around 6.2 feet tall.

Recreational maths with 421823

421823 backwards is 328124
The number of decimal digits it has is: 6
The sum of 421823's digits is 20
More coming soon!

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The information we have on file for 421823 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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