1423728

1,423,728 is an even composite number composed of three prime numbers multiplied together.

What does the number 1423728 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 30 divisors.

1423728 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of thirty divisors.

Prime factorization of 1423728:

2⁴ × 3² × 9887

(2 × 2 × 2 × 2 × 3 × 3 × 9887)

See below for interesting mathematical facts about the number 1423728 from the Numbermatics database.

Names of 1423728

Cardinal: 1423728 can be written as One million, four hundred twenty-three thousand, seven hundred twenty-eight.

Scientific notation

Scientific notation: 1.423728 × 10⁶

Factors of 1423728

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 7
Sum of prime factors: 9892

Divisors of 1423728

Number of divisors d(n): 30
Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 24 36 48 72 144 9887 19774 29661 39548 59322 79096 88983 118644 158192 177966 237288 355932 474576 711864 1423728
Sum of all divisors σ(n): 3984864
Sum of proper divisors (its aliquot sum) s(n): 2561136
1423728 is an abundant number, because the sum of its proper divisors (2561136) is greater than itself. Its abundance is 1137408

Bases of 1423728

Binary: 101011011100101110000₂
Hexadecimal: 0x15B970
Base-36: UIK0

Squares and roots of 1423728

1423728 squared (1423728²) is 2027001417984
1423728 cubed (1423728³) is 2885898674823524352
The square root of 1423728 is 1193.2007375123
The cube root of 1423728 is 112.4973629011

Scales and comparisons

How big is 1423728?

1,423,728 seconds is equal to 2 weeks, 2 days, 11 hours, 28 minutes, 48 seconds.
To count from 1 to 1,423,728 would take you about three 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 1423728 cubic inches would be around 9.4 feet tall.

Recreational maths with 1423728

1423728 backwards is 8273241
The number of decimal digits it has is: 7
The sum of 1423728's digits is 27
More coming soon!

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The information we have on file for 1423728 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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