16221942

16,221,942 is an even composite number composed of four prime numbers multiplied together.

What does the number 16221942 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 24 divisors.

16221942 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of twenty-four divisors.

Prime factorization of 16221942:

2 × 3² × 11 × 81929

(2 × 3 × 3 × 11 × 81929)

See below for interesting mathematical facts about the number 16221942 from the Numbermatics database.

Names of 16221942

Cardinal: 16221942 can be written as Sixteen million, two hundred twenty-one thousand, nine hundred forty-two.

Scientific notation

Scientific notation: 1.6221942 × 10⁷

Factors of 16221942

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 5
Sum of prime factors: 81945

Divisors of 16221942

Number of divisors d(n): 24
Complete list of divisors:
1 2 3 6 9 11 18 22 33 66 99 198 81929 163858 245787 491574 737361 901219 1474722 1802438 2703657 5407314 8110971 16221942
Sum of all divisors σ(n): 38343240
Sum of proper divisors (its aliquot sum) s(n): 22121298
16221942 is an abundant number, because the sum of its proper divisors (22121298) is greater than itself. Its abundance is 5899356

Bases of 16221942

Binary: 111101111000011011110110₂
Hexadecimal: 0xF786F6
Base-36: 9NOXI

Squares and roots of 16221942

16221942 squared (16221942²) is 263151402251364
16221942 cubed (16221942³) is 4268826784540296228888
The square root of 16221942 is 4027.6472040137
The cube root of 16221942 is 253.1439863217

Scales and comparisons

How big is 16221942?

16,221,942 seconds is equal to 26 weeks, 5 days, 18 hours, 5 minutes, 42 seconds.
To count from 1 to 16,221,942 would take you about forty weeks!

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 16221942 cubic inches would be around 21.1 feet tall.

Recreational maths with 16221942

16221942 backwards is 24912261
The number of decimal digits it has is: 8
The sum of 16221942's digits is 27
More coming soon!

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The information we have on file for 16221942 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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