3991248

3,991,248 is an even composite number composed of three prime numbers multiplied together.

What does the number 3991248 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 40 divisors.

3991248 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of forty divisors.

Prime factorization of 3991248:

2⁴ × 3³ × 9239

(2 × 2 × 2 × 2 × 3 × 3 × 3 × 9239)

See below for interesting mathematical facts about the number 3991248 from the Numbermatics database.

Names of 3991248

Cardinal: 3991248 can be written as Three million, nine hundred ninety-one thousand, two hundred forty-eight.

Scientific notation

Scientific notation: 3.991248 × 10⁶

Factors of 3991248

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 8
Sum of prime factors: 9244

Divisors of 3991248

Number of divisors d(n): 40
Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 24 27 36 48 54 72 108 144 216 432 9239 18478 27717 36956 55434 73912 83151 110868 147824 166302 221736 249453 332604 443472 498906 665208 997812 1330416 1995624 3991248
Sum of all divisors σ(n): 11457600
Sum of proper divisors (its aliquot sum) s(n): 7466352
3991248 is an abundant number, because the sum of its proper divisors (7466352) is greater than itself. Its abundance is 3475104

Bases of 3991248

Binary: 1111001110011011010000₂
Hexadecimal: 0x3CE6D0
Base-36: 2DJO0

Squares and roots of 3991248

3991248 squared (3991248²) is 15930060597504
3991248 cubed (3991248³) is 63580822499666644992
The square root of 3991248 is 1997.8108018529
The cube root of 3991248 is 158.6242462057

Scales and comparisons

How big is 3991248?

3,991,248 seconds is equal to 6 weeks, 4 days, 4 hours, 40 minutes, 48 seconds.
To count from 1 to 3,991,248 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 3991248 cubic inches would be around 13.2 feet tall.

Recreational maths with 3991248

3991248 backwards is 8421993
3991248 is a Harshad number.
The number of decimal digits it has is: 7
The sum of 3991248's digits is 36
More coming soon!

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The information we have on file for 3991248 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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