1125721

1,125,721 is an odd composite number. It is composed of a single prime number multiplied by itself.

What does the number 1125721 look like?

This visualization shows the relationship between its 1 prime factors (large circles) and 3 divisors.

1125721 is an odd composite number. It has a total of three divisors.

Prime factorization of 1125721:

1061²

(1061 × 1061)

See below for interesting mathematical facts about the number 1125721 from the Numbermatics database.

Names of 1125721

Cardinal: 1125721 can be written as One million, one hundred twenty-five thousand, seven hundred twenty-one.

Scientific notation

Scientific notation: 1.125721 × 10⁶

Factors of 1125721

Number of distinct prime factors ω(n): 1
Total number of prime factors Ω(n): 2
Sum of prime factors: 1061

Divisors of 1125721

Number of divisors d(n): 3
Complete list of divisors:
1 1061 1125721
Sum of all divisors σ(n): 1126783
Sum of proper divisors (its aliquot sum) s(n): 1062
1125721 is a deficient number, because the sum of its proper divisors (1062) is less than itself. Its deficiency is 1124659

Bases of 1125721

Binary: 100010010110101011001₂
Hexadecimal: 0x112D59
Base-36: O4M1

Squares and roots of 1125721

1125721 squared (1125721²) is 1267247769841
1125721 cubed (1125721³) is 1426567426713180361
1125721 is a perfect square number. Its square root is 1061
The cube root of 1125721 is 104.0264047847

Scales and comparisons

How big is 1125721?

1,125,721 seconds is equal to 1 week, 6 days, 42 minutes, 1 second.
To count from 1 to 1,125,721 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 1125721 cubic inches would be around 8.7 feet tall.

Recreational maths with 1125721

1125721 backwards is 1275211
The number of decimal digits it has is: 7
The sum of 1125721's digits is 19
More coming soon!

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The information we have on file for 1125721 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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