3728725

3,728,725 is an odd composite number composed of five prime numbers multiplied together.

What does the number 3728725 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 48 divisors.

3728725 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 3728725:

5² × 7 × 11 × 13 × 149

(5 × 5 × 7 × 11 × 13 × 149)

See below for interesting mathematical facts about the number 3728725 from the Numbermatics database.

Names of 3728725

Cardinal: 3728725 can be written as Three million, seven hundred twenty-eight thousand, seven hundred twenty-five.

Scientific notation

Scientific notation: 3.728725 × 10⁶

Factors of 3728725

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 185

Divisors of 3728725

Number of divisors d(n): 48
Complete list of divisors:
1 5 7 11 13 25 35 55 65 77 91 143 149 175 275 325 385 455 715 745 1001 1043 1639 1925 1937 2275 3575 3725 5005 5215 8195 9685 11473 13559 21307 25025 26075 40975 48425 57365 67795 106535 149149 286825 338975 532675 745745 3728725
Sum of all divisors σ(n): 6249600
Sum of proper divisors (its aliquot sum) s(n): 2520875
3728725 is a deficient number, because the sum of its proper divisors (2520875) is less than itself. Its deficiency is 1207850

Bases of 3728725

Binary: 1110001110010101010101₂
Hexadecimal: 0x38E555
Base-36: 27X3P

Squares and roots of 3728725

3728725 squared (3728725²) is 13903390125625
3728725 cubed (3728725³) is 51841918346171078125
The square root of 3728725 is 1930.9906783825
The cube root of 3728725 is 155.0672618239

Scales and comparisons

How big is 3728725?

3,728,725 seconds is equal to 6 weeks, 1 day, 3 hours, 45 minutes, 25 seconds.
To count from 1 to 3,728,725 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 3728725 cubic inches would be around 12.9 feet tall.

Recreational maths with 3728725

3728725 backwards is 5278273
The number of decimal digits it has is: 7
The sum of 3728725's digits is 34
More coming soon!

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The information we have on file for 3728725 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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