398961913

398,961,913 is an odd composite number composed of four prime numbers multiplied together.

What does the number 398961913 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 16 divisors.

398961913 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 398961913:

7 × 331 × 409 × 421

See below for interesting mathematical facts about the number 398961913 from the Numbermatics database.

Names of 398961913

Cardinal: 398961913 can be written as Three hundred ninety-eight million, nine hundred sixty-one thousand, nine hundred thirteen.

Scientific notation

Scientific notation: 3.98961913 × 10⁸

Factors of 398961913

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 1168

Divisors of 398961913

Number of divisors d(n): 16
Complete list of divisors:
1 7 331 409 421 2317 2863 2947 135379 139351 172189 947653 975457 1205323 56994559 398961913
Sum of all divisors σ(n): 459541120
Sum of proper divisors (its aliquot sum) s(n): 60579207
398961913 is a deficient number, because the sum of its proper divisors (60579207) is less than itself. Its deficiency is 338382706

Bases of 398961913

Binary: 10111110001111010110011111001₂
Hexadecimal: 0x17C7ACF9
Base-36: 6LJ4ZD

Squares and roots of 398961913

398961913 squared (398961913²) is 159170608024619569
398961913 cubed (398961913³) is 63503010270875374345475497
The square root of 398961913 is 19974.0309652309
The cube root of 398961913 is 736.1683566747

Scales and comparisons

How big is 398961913?

398,961,913 seconds is equal to 12 years, 35 weeks, 4 days, 14 hours, 45 minutes, 13 seconds.
To count from 1 to 398,961,913 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 398961913 cubic inches would be around 61.3 feet tall.

Recreational maths with 398961913

398961913 backwards is 319169893
The number of decimal digits it has is: 9
The sum of 398961913's digits is 49
More coming soon!

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The information we have on file for 398961913 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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