398720368

398,720,368 is an even composite number composed of two prime numbers multiplied together.

What does the number 398720368 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 10 divisors.

398720368 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of ten divisors.

Prime factorization of 398720368:

2⁴ × 24920023

(2 × 2 × 2 × 2 × 24920023)

See below for interesting mathematical facts about the number 398720368 from the Numbermatics database.

Names of 398720368

Cardinal: 398720368 can be written as Three hundred ninety-eight million, seven hundred twenty thousand, three hundred sixty-eight.

Scientific notation

Scientific notation: 3.98720368 × 10⁸

Factors of 398720368

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 5
Sum of prime factors: 24920025

Divisors of 398720368

Number of divisors d(n): 10
Complete list of divisors:
1 2 4 8 16 24920023 49840046 99680092 199360184 398720368
Sum of all divisors σ(n): 772520744
Sum of proper divisors (its aliquot sum) s(n): 373800376
398720368 is a deficient number, because the sum of its proper divisors (373800376) is less than itself. Its deficiency is 24919992

Bases of 398720368

Binary: 10111110000111111110101110000₂
Hexadecimal: 0x17C3FD70
Base-36: 6LDYLS

Squares and roots of 398720368

398720368 squared (398720368²) is 158977931858055424
398720368 cubed (398720368³) is 63387739494322782421676032
The square root of 398720368 is 19967.9835737111
The cube root of 398720368 is 736.0197596301

Scales and comparisons

How big is 398720368?

398,720,368 seconds is equal to 12 years, 35 weeks, 1 day, 19 hours, 39 minutes, 28 seconds.
To count from 1 to 398,720,368 would take you about nineteen 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 398720368 cubic inches would be around 61.3 feet tall.

Recreational maths with 398720368

398720368 backwards is 863027893
The number of decimal digits it has is: 9
The sum of 398720368's digits is 46
More coming soon!

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The information we have on file for 398720368 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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