21664006

21,664,006 is an even composite number composed of four prime numbers multiplied together.

What does the number 21664006 look like?

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

21664006 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 21664006:

2 × 7 × 13 × 119033

See below for interesting mathematical facts about the number 21664006 from the Numbermatics database.

Names of 21664006

Cardinal: 21664006 can be written as Twenty-one million, six hundred sixty-four thousand and six.

Scientific notation

Scientific notation: 2.1664006 × 10⁷

Factors of 21664006

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 119055

Divisors of 21664006

Number of divisors d(n): 16
Complete list of divisors:
1 2 7 13 14 26 91 182 119033 238066 833231 1547429 1666462 3094858 10832003 21664006
Sum of all divisors σ(n): 39995424
Sum of proper divisors (its aliquot sum) s(n): 18331418
21664006 is a deficient number, because the sum of its proper divisors (18331418) is less than itself. Its deficiency is 3332588

Bases of 21664006

Binary: 1010010101001000100000110₂
Hexadecimal: 0x14A9106
Base-36: CWC1Y

Squares and roots of 21664006

21664006 squared (21664006²) is 469329155968036
21664006 cubed (21664006³) is 10167549650866467712216
The square root of 21664006 is 4654.4608710355
The cube root of 21664006 is 278.7701416535

Scales and comparisons

How big is 21664006?

21,664,006 seconds is equal to 35 weeks, 5 days, 17 hours, 46 minutes, 46 seconds.
To count from 1 to 21,664,006 would take you about five 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 21664006 cubic inches would be around 23.2 feet tall.

Recreational maths with 21664006

21664006 backwards is 60046612
The number of decimal digits it has is: 8
The sum of 21664006's digits is 25
More coming soon!

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The information we have on file for 21664006 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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