387420489

387,420,489 is an odd composite number. It is composed of a single prime number multiplied by itself seventeen times.

What does the number 387420489 look like?

This visualization shows the relationship between its 1 prime factors (large circles) and 19 divisors.

387420489 is an odd composite number. It is composed of one distinct prime number multiplied by itself seventeen times. It has a total of nineteen divisors.

Prime factorization of 387420489:

3¹⁸

(3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3)

See below for interesting mathematical facts about the number 387420489 from the Numbermatics database.

Names of 387420489

Cardinal: 387420489 can be written as Three hundred eighty-seven million, four hundred twenty thousand, four hundred eighty-nine.

Scientific notation

Scientific notation: 3.87420489 × 10⁸

Factors of 387420489

Number of distinct prime factors ω(n): 1
Total number of prime factors Ω(n): 18
Sum of prime factors: 3

Divisors of 387420489

Number of divisors d(n): 19
Complete list of divisors:
1 3 9 27 81 243 729 2187 6561 19683 59049 177147 531441 1594323 4782969 14348907 43046721 129140163 387420489
Sum of all divisors σ(n): 581130733
Sum of proper divisors (its aliquot sum) s(n): 193710244
387420489 is a deficient number, because the sum of its proper divisors (193710244) is less than itself. Its deficiency is 193710245

Bases of 387420489

Binary: 10111000101111001000101001001₂
Hexadecimal: 0x17179149
Base-36: 6ENRK9

Squares and roots of 387420489

387420489 squared (387420489²) is 150094635296999121
387420489 cubed (387420489³) is 58149737003040059690390169
387420489 is a perfect square number. Its square root is 19683
387420489 is a perfect cube number. Its cube root is 729

Scales and comparisons

How big is 387420489?

387,420,489 seconds is equal to 12 years, 16 weeks, 4 days, 48 minutes, 9 seconds.
To count from 1 to 387,420,489 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 387420489 cubic inches would be around 60.8 feet tall.

Recreational maths with 387420489

387420489 backwards is 984024783
The number of decimal digits it has is: 9
The sum of 387420489's digits is 45
More coming soon!

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The information we have on file for 387420489 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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