21384273

21,384,273 is an odd composite number composed of four prime numbers multiplied together.

What does the number 21384273 look like?

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

21384273 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 21384273:

3 × 23 × 79 × 3923

See below for interesting mathematical facts about the number 21384273 from the Numbermatics database.

Names of 21384273

Cardinal: 21384273 can be written as Twenty-one million, three hundred eighty-four thousand, two hundred seventy-three.

Scientific notation

Scientific notation: 2.1384273 × 10⁷

Factors of 21384273

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 4028

Divisors of 21384273

Number of divisors d(n): 16
Complete list of divisors:
1 3 23 69 79 237 1817 3923 5451 11769 90229 270687 309917 929751 7128091 21384273
Sum of all divisors σ(n): 30136320
Sum of proper divisors (its aliquot sum) s(n): 8752047
21384273 is a deficient number, because the sum of its proper divisors (8752047) is less than itself. Its deficiency is 12632226

Bases of 21384273

Binary: 1010001100100110001010001₂
Hexadecimal: 0x1464C51
Base-36: CQC7L

Squares and roots of 21384273

21384273 squared (21384273²) is 457287131738529
21384273 cubed (21384273³) is 9778752864483668754417
The square root of 21384273 is 4624.3132463103
The cube root of 21384273 is 277.5650817241

Scales and comparisons

How big is 21384273?

21,384,273 seconds is equal to 35 weeks, 2 days, 12 hours, 4 minutes, 33 seconds.
To count from 1 to 21,384,273 would take you about six 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 21384273 cubic inches would be around 23.1 feet tall.

Recreational maths with 21384273

21384273 backwards is 37248312
The number of decimal digits it has is: 8
The sum of 21384273's digits is 30
More coming soon!

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The information we have on file for 21384273 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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