664144

664,144 is an even composite number composed of four prime numbers multiplied together.

What does the number 664144 look like?

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

664144 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 664144:

2⁴ × 13 × 31 × 103

(2 × 2 × 2 × 2 × 13 × 31 × 103)

See below for interesting mathematical facts about the number 664144 from the Numbermatics database.

Names of 664144

Cardinal: 664144 can be written as Six hundred sixty-four thousand, one hundred forty-four.

Scientific notation

Scientific notation: 6.64144 × 10⁵

Factors of 664144

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 7
Sum of prime factors: 149

Divisors of 664144

Number of divisors d(n): 40
Complete list of divisors:
1 2 4 8 13 16 26 31 52 62 103 104 124 206 208 248 403 412 496 806 824 1339 1612 1648 2678 3193 3224 5356 6386 6448 10712 12772 21424 25544 41509 51088 83018 166036 332072 664144
Sum of all divisors σ(n): 1444352
Sum of proper divisors (its aliquot sum) s(n): 780208
664144 is an abundant number, because the sum of its proper divisors (780208) is greater than itself. Its abundance is 116064

Bases of 664144

Binary: 10100010001001010000₂
Hexadecimal: 0xA2250
Base-36: E8GG

Squares and roots of 664144

664144 squared (664144²) is 441087252736
664144 cubed (664144³) is 292945452381097984
The square root of 664144 is 814.9503052333
The cube root of 664144 is 87.2477195815

Scales and comparisons

How big is 664144?

664,144 seconds is equal to 1 week, 16 hours, 29 minutes, 4 seconds.
To count from 1 to 664,144 would take you about sixteen hours!

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 664144 cubic inches would be around 7.3 feet tall.

Recreational maths with 664144

664144 backwards is 441466
The number of decimal digits it has is: 6
The sum of 664144's digits is 25
More coming soon!

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The information we have on file for 664144 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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