385385

385,385 is an odd composite number composed of four prime numbers multiplied together.

What does the number 385385 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 36 divisors.

385385 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of thirty-six divisors.

Prime factorization of 385385:

5 × 7² × 11² × 13

(5 × 7 × 7 × 11 × 11 × 13)

See below for interesting mathematical facts about the number 385385 from the Numbermatics database.

Names of 385385

Cardinal: 385385 can be written as Three hundred eighty-five thousand, three hundred eighty-five.

Scientific notation

Scientific notation: 3.85385 × 10⁵

Factors of 385385

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 6
Sum of prime factors: 36

Divisors of 385385

Number of divisors d(n): 36
Complete list of divisors:
1 5 7 11 13 35 49 55 65 77 91 121 143 245 385 455 539 605 637 715 847 1001 1573 2695 3185 4235 5005 5929 7007 7865 11011 29645 35035 55055 77077 385385
Sum of all divisors σ(n): 636804
Sum of proper divisors (its aliquot sum) s(n): 251419
385385 is a deficient number, because the sum of its proper divisors (251419) is less than itself. Its deficiency is 133966

Bases of 385385

Binary: 1011110000101101001₂
Hexadecimal: 0x5E169
Base-36: 89D5

Squares and roots of 385385

385385 squared (385385²) is 148521598225
385385 cubed (385385³) is 57237996131941625
The square root of 385385 is 620.7938466189
The cube root of 385385 is 72.7721046971

Scales and comparisons

How big is 385385?

385,385 seconds is equal to 4 days, 11 hours, 3 minutes, 5 seconds.
To count from 1 to 385,385 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 385385 cubic inches would be around 6.1 feet tall.

Recreational maths with 385385

385385 backwards is 583583
The number of decimal digits it has is: 6
The sum of 385385's digits is 32
More coming soon!

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The information we have on file for 385385 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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