21236994

21,236,994 is an even composite number composed of five prime numbers multiplied together.

What does the number 21236994 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 48 divisors.

21236994 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 21236994:

2 × 3² × 53 × 113 × 197

(2 × 3 × 3 × 53 × 113 × 197)

See below for interesting mathematical facts about the number 21236994 from the Numbermatics database.

Names of 21236994

Cardinal: 21236994 can be written as Twenty-one million, two hundred thirty-six thousand, nine hundred ninety-four.

Scientific notation

Scientific notation: 2.1236994 × 10⁷

Factors of 21236994

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 368

Divisors of 21236994

Number of divisors d(n): 48
Complete list of divisors:
1 2 3 6 9 18 53 106 113 159 197 226 318 339 394 477 591 678 954 1017 1182 1773 2034 3546 5989 10441 11978 17967 20882 22261 31323 35934 44522 53901 62646 66783 93969 107802 133566 187938 200349 400698 1179833 2359666 3539499 7078998 10618497 21236994
Sum of all divisors σ(n): 47536632
Sum of proper divisors (its aliquot sum) s(n): 26299638
21236994 is an abundant number, because the sum of its proper divisors (26299638) is greater than itself. Its abundance is 5062644

Bases of 21236994

Binary: 1010001000000110100000010₂
Hexadecimal: 0x1440D02
Base-36: CN6KI

Squares and roots of 21236994

21236994 squared (21236994²) is 451009914156036
21236994 cubed (21236994³) is 9578094840872251595784
The square root of 21236994 is 4608.3613139597
The cube root of 21236994 is 276.9263924461

Scales and comparisons

How big is 21236994?

21,236,994 seconds is equal to 35 weeks, 19 hours, 9 minutes, 54 seconds.
To count from 1 to 21,236,994 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 21236994 cubic inches would be around 23.1 feet tall.

Recreational maths with 21236994

21236994 backwards is 49963212
The number of decimal digits it has is: 8
The sum of 21236994's digits is 36
More coming soon!

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The information we have on file for 21236994 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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