20394738

20,394,738 is an even composite number composed of five prime numbers multiplied together.

What does the number 20394738 look like?

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

20394738 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 20394738:

2 × 3² × 7 × 13 × 12451

(2 × 3 × 3 × 7 × 13 × 12451)

See below for interesting mathematical facts about the number 20394738 from the Numbermatics database.

Names of 20394738

Cardinal: 20394738 can be written as Twenty million, three hundred ninety-four thousand, seven hundred thirty-eight.

Scientific notation

Scientific notation: 2.0394738 × 10⁷

Factors of 20394738

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 12476

Divisors of 20394738

Number of divisors d(n): 48
Complete list of divisors:
1 2 3 6 7 9 13 14 18 21 26 39 42 63 78 91 117 126 182 234 273 546 819 1638 12451 24902 37353 74706 87157 112059 161863 174314 224118 261471 323726 485589 522942 784413 971178 1133041 1456767 1568826 2266082 2913534 3399123 6798246 10197369 20394738
Sum of all divisors σ(n): 54390336
Sum of proper divisors (its aliquot sum) s(n): 33995598
20394738 is an abundant number, because the sum of its proper divisors (33995598) is greater than itself. Its abundance is 13600860

Bases of 20394738

Binary: 1001101110011001011110010₂
Hexadecimal: 0x13732F2
Base-36: C54OI

Squares and roots of 20394738

20394738 squared (20394738²) is 415945338088644
20394738 cubed (20394738³) is 8483096192639315155272
The square root of 20394738 is 4516.0533654953
The cube root of 20394738 is 273.2159463549

Scales and comparisons

How big is 20394738?

20,394,738 seconds is equal to 33 weeks, 5 days, 1 hour, 12 minutes, 18 seconds.
To count from 1 to 20,394,738 would take you about fifty 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 20394738 cubic inches would be around 22.8 feet tall.

Recreational maths with 20394738

20394738 backwards is 83749302
The number of decimal digits it has is: 8
The sum of 20394738's digits is 36
More coming soon!

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The information we have on file for 20394738 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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