1131280

1,131,280 is an even composite number composed of four prime numbers multiplied together.

What does the number 1131280 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 40 divisors.

1131280 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty divisors.

Prime factorization of 1131280:

2⁴ × 5 × 79 × 179

(2 × 2 × 2 × 2 × 5 × 79 × 179)

See below for interesting mathematical facts about the number 1131280 from the Numbermatics database.

Names of 1131280

Cardinal: 1131280 can be written as One million, one hundred thirty-one thousand, two hundred eighty.

Scientific notation

Scientific notation: 1.13128 × 10⁶

Factors of 1131280

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 7
Sum of prime factors: 265

Divisors of 1131280

Number of divisors d(n): 40
Complete list of divisors:
1 2 4 5 8 10 16 20 40 79 80 158 179 316 358 395 632 716 790 895 1264 1432 1580 1790 2864 3160 3580 6320 7160 14141 14320 28282 56564 70705 113128 141410 226256 282820 565640 1131280
Sum of all divisors σ(n): 2678400
Sum of proper divisors (its aliquot sum) s(n): 1547120
1131280 is an abundant number, because the sum of its proper divisors (1547120) is greater than itself. Its abundance is 415840

Bases of 1131280

Binary: 100010100001100010000₂
Hexadecimal: 0x114310
Base-36: O8WG

Squares and roots of 1131280

1131280 squared (1131280²) is 1279794438400
1131280 cubed (1131280³) is 1447805852273152000
The square root of 1131280 is 1063.6164722305
The cube root of 1131280 is 104.1973570013

Scales and comparisons

How big is 1131280?

1,131,280 seconds is equal to 1 week, 6 days, 2 hours, 14 minutes, 40 seconds.
To count from 1 to 1,131,280 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 1131280 cubic inches would be around 8.7 feet tall.

Recreational maths with 1131280

1131280 backwards is 0821311
1131280 is a Harshad number.
The number of decimal digits it has is: 7
The sum of 1131280's digits is 16
More coming soon!

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The information we have on file for 1131280 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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