385821930

385,821,930 is an even composite number composed of five prime numbers multiplied together.

What does the number 385821930 look like?

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

385821930 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 385821930:

2 × 3 × 5 × 13² × 76099

(2 × 3 × 5 × 13 × 13 × 76099)

See below for interesting mathematical facts about the number 385821930 from the Numbermatics database.

Names of 385821930

Cardinal: 385821930 can be written as Three hundred eighty-five million, eight hundred twenty-one thousand, nine hundred thirty.

Scientific notation

Scientific notation: 3.8582193 × 10⁸

Factors of 385821930

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 76122

Divisors of 385821930

Number of divisors d(n): 48
Complete list of divisors:
1 2 3 5 6 10 13 15 26 30 39 65 78 130 169 195 338 390 507 845 1014 1690 2535 5070 76099 152198 228297 380495 456594 760990 989287 1141485 1978574 2282970 2967861 4946435 5935722 9892870 12860731 14839305 25721462 29678610 38582193 64303655 77164386 128607310 192910965 385821930
Sum of all divisors σ(n): 1002693600
Sum of proper divisors (its aliquot sum) s(n): 616871670
385821930 is an abundant number, because the sum of its proper divisors (616871670) is greater than itself. Its abundance is 231049740

Bases of 385821930

Binary: 10110111111110010110011101010₂
Hexadecimal: 0x16FF2CEA
Base-36: 6DPI3U

Squares and roots of 385821930

385821930 squared (385821930²) is 148858561668924900
385821930 cubed (385821930³) is 57432897560128625943057000
The square root of 385821930 is 19642.3504194381
The cube root of 385821930 is 727.9959608619

Scales and comparisons

How big is 385821930?

385,821,930 seconds is equal to 12 years, 13 weeks, 6 days, 12 hours, 45 minutes, 30 seconds.
To count from 1 to 385,821,930 would take you about eighteen years!

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 385821930 cubic inches would be around 60.7 feet tall.

Recreational maths with 385821930

385821930 backwards is 039128583
385821930 is a Harshad number.
The number of decimal digits it has is: 9
The sum of 385821930's digits is 39
More coming soon!

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The information we have on file for 385821930 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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