640497

640,497 is an odd composite number composed of four prime numbers multiplied together.

What does the number 640497 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 16 divisors.

640497 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 640497:

3 × 11 × 13 × 1493

See below for interesting mathematical facts about the number 640497 from the Numbermatics database.

Names of 640497

Cardinal: 640497 can be written as Six hundred forty thousand, four hundred ninety-seven.

Scientific notation

Scientific notation: 6.40497 × 10⁵

Factors of 640497

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 1520

Divisors of 640497

Number of divisors d(n): 16
Complete list of divisors:
1 3 11 13 33 39 143 429 1493 4479 16423 19409 49269 58227 213499 640497
Sum of all divisors σ(n): 1003968
Sum of proper divisors (its aliquot sum) s(n): 363471
640497 is a deficient number, because the sum of its proper divisors (363471) is less than itself. Its deficiency is 277026

Bases of 640497

Binary: 10011100010111110001₂
Hexadecimal: 0x9C5F1
Base-36: DQ7L

Squares and roots of 640497

640497 squared (640497²) is 410236407009
640497 cubed (640497³) is 262755187980043473
The square root of 640497 is 800.3105647185
The cube root of 640497 is 86.1996892053

Scales and comparisons

How big is 640497?

640,497 seconds is equal to 1 week, 9 hours, 54 minutes, 57 seconds.
To count from 1 to 640,497 would take you about nine 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 640497 cubic inches would be around 7.2 feet tall.

Recreational maths with 640497

640497 backwards is 794046
The number of decimal digits it has is: 6
The sum of 640497's digits is 30
More coming soon!

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The information we have on file for 640497 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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