1428224

1,428,224 is an even composite number composed of three prime numbers multiplied together.

What does the number 1428224 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 36 divisors.

1428224 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of thirty-six divisors.

Prime factorization of 1428224:

2⁸ × 7 × 797

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 7 × 797)

See below for interesting mathematical facts about the number 1428224 from the Numbermatics database.

Names of 1428224

Cardinal: 1428224 can be written as One million, four hundred twenty-eight thousand, two hundred twenty-four.

Scientific notation

Scientific notation: 1.428224 × 10⁶

Factors of 1428224

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 10
Sum of prime factors: 806

Divisors of 1428224

Number of divisors d(n): 36
Complete list of divisors:
1 2 4 7 8 14 16 28 32 56 64 112 128 224 256 448 797 896 1594 1792 3188 5579 6376 11158 12752 22316 25504 44632 51008 89264 102016 178528 204032 357056 714112 1428224
Sum of all divisors σ(n): 3262224
Sum of proper divisors (its aliquot sum) s(n): 1834000
1428224 is an abundant number, because the sum of its proper divisors (1834000) is greater than itself. Its abundance is 405776

Bases of 1428224

Binary: 101011100101100000000₂
Hexadecimal: 0x15CB00
Base-36: UM0W

Squares and roots of 1428224

1428224 squared (1428224²) is 2039823794176
1428224 cubed (1428224³) is 2913325298613223424
The square root of 1428224 is 1195.0832606977
The cube root of 1428224 is 112.6156571881

Scales and comparisons

How big is 1428224?

1,428,224 seconds is equal to 2 weeks, 2 days, 12 hours, 43 minutes, 44 seconds.
To count from 1 to 1,428,224 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 1428224 cubic inches would be around 9.4 feet tall.

Recreational maths with 1428224

1428224 backwards is 4228241
The number of decimal digits it has is: 7
The sum of 1428224's digits is 23
More coming soon!

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The information we have on file for 1428224 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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