1128440

1,128,440 is an even composite number composed of three prime numbers multiplied together.

What does the number 1128440 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 16 divisors.

1128440 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 1128440:

2³ × 5 × 28211

(2 × 2 × 2 × 5 × 28211)

See below for interesting mathematical facts about the number 1128440 from the Numbermatics database.

Names of 1128440

Cardinal: 1128440 can be written as One million, one hundred twenty-eight thousand, four hundred forty.

Scientific notation

Scientific notation: 1.12844 × 10⁶

Factors of 1128440

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 5
Sum of prime factors: 28218

Divisors of 1128440

Number of divisors d(n): 16
Complete list of divisors:
1 2 4 5 8 10 20 40 28211 56422 112844 141055 225688 282110 564220 1128440
Sum of all divisors σ(n): 2539080
Sum of proper divisors (its aliquot sum) s(n): 1410640
1128440 is an abundant number, because the sum of its proper divisors (1410640) is greater than itself. Its abundance is 282200

Bases of 1128440

Binary: 100010011011111111000₂
Hexadecimal: 0x1137F8
Base-36: O6PK

Squares and roots of 1128440

1128440 squared (1128440²) is 1273376833600
1128440 cubed (1128440³) is 1436929354107584000
The square root of 1128440 is 1062.2805655757
The cube root of 1128440 is 104.1100905219

Scales and comparisons

How big is 1128440?

1,128,440 seconds is equal to 1 week, 6 days, 1 hour, 27 minutes, 20 seconds.
To count from 1 to 1,128,440 would take you about two 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 1128440 cubic inches would be around 8.7 feet tall.

Recreational maths with 1128440

1128440 backwards is 0448211
1128440 is a Harshad number.
The number of decimal digits it has is: 7
The sum of 1128440's digits is 20
More coming soon!

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The information we have on file for 1128440 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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