21404773

21,404,773 is an odd composite number composed of three prime numbers multiplied together.

What does the number 21404773 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 12 divisors.

21404773 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 21404773:

13 × 19² × 4561

(13 × 19 × 19 × 4561)

See below for interesting mathematical facts about the number 21404773 from the Numbermatics database.

Names of 21404773

Cardinal: 21404773 can be written as Twenty-one million, four hundred four thousand, seven hundred seventy-three.

Scientific notation

Scientific notation: 2.1404773 × 10⁷

Factors of 21404773

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 4593

Divisors of 21404773

Number of divisors d(n): 12
Complete list of divisors:
1 13 19 247 361 4561 4693 59293 86659 1126567 1646521 21404773
Sum of all divisors σ(n): 24333708
Sum of proper divisors (its aliquot sum) s(n): 2928935
21404773 is a deficient number, because the sum of its proper divisors (2928935) is less than itself. Its deficiency is 18475838

Bases of 21404773

Binary: 1010001101001110001100101₂
Hexadecimal: 0x1469C65
Base-36: CQS11

Squares and roots of 21404773

21404773 squared (21404773²) is 458164307181529
21404773 cubed (21404773³) is 9806902991922898037917
The square root of 21404773 is 4626.5292606877
The cube root of 21404773 is 277.6537491743

Scales and comparisons

How big is 21404773?

21,404,773 seconds is equal to 35 weeks, 2 days, 17 hours, 46 minutes, 13 seconds.
To count from 1 to 21,404,773 would take you about fourteen 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 21404773 cubic inches would be around 23.1 feet tall.

Recreational maths with 21404773

21404773 backwards is 37740412
The number of decimal digits it has is: 8
The sum of 21404773's digits is 28
More coming soon!

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The information we have on file for 21404773 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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