3998690

3,998,690 is an even composite number composed of four prime numbers multiplied together.

What does the number 3998690 look like?

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

3998690 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 3998690:

2 × 5 × 31 × 12899

See below for interesting mathematical facts about the number 3998690 from the Numbermatics database.

Names of 3998690

Cardinal: 3998690 can be written as Three million, nine hundred ninety-eight thousand, six hundred ninety.

Scientific notation

Scientific notation: 3.99869 × 10⁶

Factors of 3998690

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 12937

Divisors of 3998690

Number of divisors d(n): 16
Complete list of divisors:
1 2 5 10 31 62 155 310 12899 25798 64495 128990 399869 799738 1999345 3998690
Sum of all divisors σ(n): 7430400
Sum of proper divisors (its aliquot sum) s(n): 3431710
3998690 is a deficient number, because the sum of its proper divisors (3431710) is less than itself. Its deficiency is 566980

Bases of 3998690

Binary: 1111010000001111100010₂
Hexadecimal: 0x3D03E2
Base-36: 2DPEQ

Squares and roots of 3998690

3998690 squared (3998690²) is 15989521716100
3998690 cubed (3998690³) is 63937140590951909000
The square root of 3998690 is 1999.6724731815
The cube root of 3998690 is 158.7227741765

Scales and comparisons

How big is 3998690?

3,998,690 seconds is equal to 6 weeks, 4 days, 6 hours, 44 minutes, 50 seconds.
To count from 1 to 3,998,690 would take you about nine weeks!

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 3998690 cubic inches would be around 13.2 feet tall.

Recreational maths with 3998690

3998690 backwards is 0968993
The number of decimal digits it has is: 7
The sum of 3998690's digits is 44
More coming soon!

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The information we have on file for 3998690 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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