1221363

1,221,363 is an odd composite number composed of four prime numbers multiplied together.

What does the number 1221363 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 36 divisors.

1221363 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of thirty-six divisors.

Prime factorization of 1221363:

3² × 11 × 13² × 73

(3 × 3 × 11 × 13 × 13 × 73)

See below for interesting mathematical facts about the number 1221363 from the Numbermatics database.

Names of 1221363

Cardinal: 1221363 can be written as One million, two hundred twenty-one thousand, three hundred sixty-three.

Scientific notation

Scientific notation: 1.221363 × 10⁶

Factors of 1221363

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 6
Sum of prime factors: 100

Divisors of 1221363

Number of divisors d(n): 36
Complete list of divisors:
1 3 9 11 13 33 39 73 99 117 143 169 219 429 507 657 803 949 1287 1521 1859 2409 2847 5577 7227 8541 10439 12337 16731 31317 37011 93951 111033 135707 407121 1221363
Sum of all divisors σ(n): 2112552
Sum of proper divisors (its aliquot sum) s(n): 891189
1221363 is a deficient number, because the sum of its proper divisors (891189) is less than itself. Its deficiency is 330174

Bases of 1221363

Binary: 100101010001011110011₂
Hexadecimal: 0x12A2F3
Base-36: Q6ER

Squares and roots of 1221363

1221363 squared (1221363²) is 1491727577769
1221363 cubed (1221363³) is 1821940869566679147
The square root of 1221363 is 1105.1529305937
The cube root of 1221363 is 106.8927507195

Scales and comparisons

How big is 1221363?

1,221,363 seconds is equal to 2 weeks, 3 hours, 16 minutes, 3 seconds.
To count from 1 to 1,221,363 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 1221363 cubic inches would be around 8.9 feet tall.

Recreational maths with 1221363

1221363 backwards is 3631221
The number of decimal digits it has is: 7
The sum of 1221363's digits is 18
More coming soon!

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The information we have on file for 1221363 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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