3990742

3,990,742 is an even composite number composed of four prime numbers multiplied together.

What does the number 3990742 look like?

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

3990742 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 3990742:

2 × 7 × 61 × 4673

See below for interesting mathematical facts about the number 3990742 from the Numbermatics database.

Names of 3990742

Cardinal: 3990742 can be written as Three million, nine hundred ninety thousand, seven hundred forty-two.

Scientific notation

Scientific notation: 3.990742 × 10⁶

Factors of 3990742

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 4743

Divisors of 3990742

Number of divisors d(n): 16
Complete list of divisors:
1 2 7 14 61 122 427 854 4673 9346 32711 65422 285053 570106 1995371 3990742
Sum of all divisors σ(n): 6954912
Sum of proper divisors (its aliquot sum) s(n): 2964170
3990742 is a deficient number, because the sum of its proper divisors (2964170) is less than itself. Its deficiency is 1026572

Bases of 3990742

Binary: 1111001110010011010110₂
Hexadecimal: 0x3CE4D6
Base-36: 2DJ9Y

Squares and roots of 3990742

3990742 squared (3990742²) is 15926021710564
3990742 cubed (3990742³) is 63556643733259598488
The square root of 3990742 is 1997.6841592203
The cube root of 3990742 is 158.6175425999

Scales and comparisons

How big is 3990742?

3,990,742 seconds is equal to 6 weeks, 4 days, 4 hours, 32 minutes, 22 seconds.
To count from 1 to 3,990,742 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 3990742 cubic inches would be around 13.2 feet tall.

Recreational maths with 3990742

3990742 backwards is 2470993
The number of decimal digits it has is: 7
The sum of 3990742's digits is 34
More coming soon!

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The information we have on file for 3990742 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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