3989445

3,989,445 is an odd composite number composed of four prime numbers multiplied together.

What does the number 3989445 look like?

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

3989445 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 3989445:

3 × 5 × 317 × 839

See below for interesting mathematical facts about the number 3989445 from the Numbermatics database.

Names of 3989445

Cardinal: 3989445 can be written as Three million, nine hundred eighty-nine thousand, four hundred forty-five.

Scientific notation

Scientific notation: 3.989445 × 10⁶

Factors of 3989445

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 1164

Divisors of 3989445

Number of divisors d(n): 16
Complete list of divisors:
1 3 5 15 317 839 951 1585 2517 4195 4755 12585 265963 797889 1329815 3989445
Sum of all divisors σ(n): 6410880
Sum of proper divisors (its aliquot sum) s(n): 2421435
3989445 is a deficient number, because the sum of its proper divisors (2421435) is less than itself. Its deficiency is 1568010

Bases of 3989445

Binary: 1111001101111111000101₂
Hexadecimal: 0x3CDFC5
Base-36: 2DI9X

Squares and roots of 3989445

3989445 squared (3989445²) is 15915671408025
3989445 cubed (3989445³) is 63494695720388296125
The square root of 3989445 is 1997.3595069491
The cube root of 3989445 is 158.6003570535

Scales and comparisons

How big is 3989445?

3,989,445 seconds is equal to 6 weeks, 4 days, 4 hours, 10 minutes, 45 seconds.
To count from 1 to 3,989,445 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 3989445 cubic inches would be around 13.2 feet tall.

Recreational maths with 3989445

3989445 backwards is 5449893
The number of decimal digits it has is: 7
The sum of 3989445's digits is 42
More coming soon!

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The information we have on file for 3989445 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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