12388221

12,388,221 is an odd composite number composed of two prime numbers multiplied together.

What does the number 12388221 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 10 divisors.

12388221 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of ten divisors.

Prime factorization of 12388221:

3⁴ × 152941

(3 × 3 × 3 × 3 × 152941)

See below for interesting mathematical facts about the number 12388221 from the Numbermatics database.

Names of 12388221

Cardinal: 12388221 can be written as Twelve million, three hundred eighty-eight thousand, two hundred twenty-one.

Scientific notation

Scientific notation: 1.2388221 × 10⁷

Factors of 12388221

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 5
Sum of prime factors: 152944

Divisors of 12388221

Number of divisors d(n): 10
Complete list of divisors:
1 3 9 27 81 152941 458823 1376469 4129407 12388221
Sum of all divisors σ(n): 18505982
Sum of proper divisors (its aliquot sum) s(n): 6117761
12388221 is a deficient number, because the sum of its proper divisors (6117761) is less than itself. Its deficiency is 6270460

Bases of 12388221

Binary: 101111010000011101111101₂
Hexadecimal: 0xBD077D
Base-36: 7DIT9

Squares and roots of 12388221

12388221 squared (12388221²) is 153468019544841
12388221 cubed (12388221³) is 1901195742553809717861
The square root of 12388221 is 3519.6904693453
The cube root of 12388221 is 231.3855931361

Scales and comparisons

How big is 12388221?

12,388,221 seconds is equal to 20 weeks, 3 days, 9 hours, 10 minutes, 21 seconds.
To count from 1 to 12,388,221 would take you about thirty 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 12388221 cubic inches would be around 19.3 feet tall.

Recreational maths with 12388221

12388221 backwards is 12288321
12388221 is a Harshad number.
The number of decimal digits it has is: 8
The sum of 12388221's digits is 27
More coming soon!

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The information we have on file for 12388221 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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