388221207

388,221,207 is an odd composite number composed of three prime numbers multiplied together.

What does the number 388221207 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 8 divisors.

388221207 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 388221207:

3 × 11 × 11764279

See below for interesting mathematical facts about the number 388221207 from the Numbermatics database.

Names of 388221207

Cardinal: 388221207 can be written as Three hundred eighty-eight million, two hundred twenty-one thousand, two hundred seven.

Scientific notation

Scientific notation: 3.88221207 × 10⁸

Factors of 388221207

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 3
Sum of prime factors: 11764293

Divisors of 388221207

Number of divisors d(n): 8
Complete list of divisors:
1 3 11 33 11764279 35292837 129407069 388221207
Sum of all divisors σ(n): 564685440
Sum of proper divisors (its aliquot sum) s(n): 176464233
388221207 is a deficient number, because the sum of its proper divisors (176464233) is less than itself. Its deficiency is 211756974

Bases of 388221207

Binary: 10111001000111100100100010111₂
Hexadecimal: 0x1723C917
Base-36: 6F4XEF

Squares and roots of 388221207

388221207 squared (388221207²) is 150715705564536849
388221207 cubed (388221207³) is 58511033128121111914756743
The square root of 388221207 is 19703.3298454855
The cube root of 388221207 is 729.5018851219

Scales and comparisons

How big is 388221207?

388,221,207 seconds is equal to 12 years, 17 weeks, 6 days, 7 hours, 13 minutes, 27 seconds.
To count from 1 to 388,221,207 would take you about eighteen years!

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 388221207 cubic inches would be around 60.8 feet tall.

Recreational maths with 388221207

388221207 backwards is 702122883
388221207 is a Harshad number.
The number of decimal digits it has is: 9
The sum of 388221207's digits is 33
More coming soon!

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The information we have on file for 388221207 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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