381311390

381,311,390 is an even composite number composed of three prime numbers multiplied together.

What does the number 381311390 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 8 divisors.

381311390 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 381311390:

2 × 5 × 38131139

See below for interesting mathematical facts about the number 381311390 from the Numbermatics database.

Names of 381311390

Cardinal: 381311390 can be written as Three hundred eighty-one million, three hundred eleven thousand, three hundred ninety.

Scientific notation

Scientific notation: 3.8131139 × 10⁸

Factors of 381311390

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 3
Sum of prime factors: 38131146

Divisors of 381311390

Number of divisors d(n): 8
Complete list of divisors:
1 2 5 10 38131139 76262278 190655695 381311390
Sum of all divisors σ(n): 686360520
Sum of proper divisors (its aliquot sum) s(n): 305049130
381311390 is a deficient number, because the sum of its proper divisors (305049130) is less than itself. Its deficiency is 76262260

Bases of 381311390

Binary: 10110101110100101100110011110₂
Hexadecimal: 0x16BA599E
Base-36: 6B0TR2

Squares and roots of 381311390

381311390 squared (381311390²) is 145398376143732100
381311390 cubed (381311390³) is 55442056911109326838619000
The square root of 381311390 is 19527.1961633001
The cube root of 381311390 is 725.1478984833

Scales and comparisons

How big is 381311390?

381,311,390 seconds is equal to 12 years, 6 weeks, 3 days, 7 hours, 49 minutes, 50 seconds.
To count from 1 to 381,311,390 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 381311390 cubic inches would be around 60.4 feet tall.

Recreational maths with 381311390

381311390 backwards is 093113183
The number of decimal digits it has is: 9
The sum of 381311390's digits is 29
More coming soon!

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The information we have on file for 381311390 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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