21341394

21,341,394 is an even composite number composed of four prime numbers multiplied together.

What does the number 21341394 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 40 divisors.

21341394 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty divisors.

Prime factorization of 21341394:

2 × 3⁴ × 103 × 1279

(2 × 3 × 3 × 3 × 3 × 103 × 1279)

See below for interesting mathematical facts about the number 21341394 from the Numbermatics database.

Names of 21341394

Cardinal: 21341394 can be written as Twenty-one million, three hundred forty-one thousand, three hundred ninety-four.

Scientific notation

Scientific notation: 2.1341394 × 10⁷

Factors of 21341394

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 7
Sum of prime factors: 1387

Divisors of 21341394

Number of divisors d(n): 40
Complete list of divisors:
1 2 3 6 9 18 27 54 81 103 162 206 309 618 927 1279 1854 2558 2781 3837 5562 7674 8343 11511 16686 23022 34533 69066 103599 131737 207198 263474 395211 790422 1185633 2371266 3556899 7113798 10670697 21341394
Sum of all divisors σ(n): 48322560
Sum of proper divisors (its aliquot sum) s(n): 26981166
21341394 is an abundant number, because the sum of its proper divisors (26981166) is greater than itself. Its abundance is 5639772

Bases of 21341394

Binary: 1010001011010010011010010₂
Hexadecimal: 0x145A4D2
Base-36: CPF4I

Squares and roots of 21341394

21341394 squared (21341394²) is 455455097863236
21341394 cubed (21341394³) is 9720046692807877590984
The square root of 21341394 is 4619.6746638697
The cube root of 21341394 is 277.3794363049

Scales and comparisons

How big is 21341394?

21,341,394 seconds is equal to 35 weeks, 2 days, 9 minutes, 54 seconds.
To count from 1 to 21,341,394 would take you about six 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 21341394 cubic inches would be around 23.1 feet tall.

Recreational maths with 21341394

21341394 backwards is 49314312
21341394 is a Harshad number.
The number of decimal digits it has is: 8
The sum of 21341394's digits is 27
More coming soon!

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The information we have on file for 21341394 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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