381690

381,690 is an even composite number composed of four prime numbers multiplied together.

What does the number 381690 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 24 divisors.

381690 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of twenty-four divisors.

Prime factorization of 381690:

2 × 3² × 5 × 4241

(2 × 3 × 3 × 5 × 4241)

See below for interesting mathematical facts about the number 381690 from the Numbermatics database.

Names of 381690

Cardinal: 381690 can be written as Three hundred eighty-one thousand, six hundred ninety.

Scientific notation

Scientific notation: 3.8169 × 10⁵

Factors of 381690

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 5
Sum of prime factors: 4251

Divisors of 381690

Number of divisors d(n): 24
Complete list of divisors:
1 2 3 5 6 9 10 15 18 30 45 90 4241 8482 12723 21205 25446 38169 42410 63615 76338 127230 190845 381690
Sum of all divisors σ(n): 992628
Sum of proper divisors (its aliquot sum) s(n): 610938
381690 is an abundant number, because the sum of its proper divisors (610938) is greater than itself. Its abundance is 229248

Bases of 381690

Binary: 1011101001011111010₂
Hexadecimal: 0x5D2FA
Base-36: 86II

Squares and roots of 381690

381690 squared (381690²) is 145687256100
381690 cubed (381690³) is 55607368780809000
The square root of 381690 is 617.8106506043
The cube root of 381690 is 72.5387822627

Scales and comparisons

How big is 381690?

381,690 seconds is equal to 4 days, 10 hours, 1 minute, 30 seconds.
To count from 1 to 381,690 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 381690 cubic inches would be around 6 feet tall.

Recreational maths with 381690

381690 backwards is 096183
The number of decimal digits it has is: 6
The sum of 381690's digits is 27
More coming soon!

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The information we have on file for 381690 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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