640216

640,216 is an even composite number composed of three prime numbers multiplied together.

What does the number 640216 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 16 divisors.

640216 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 640216:

2³ × 79 × 1013

(2 × 2 × 2 × 79 × 1013)

See below for interesting mathematical facts about the number 640216 from the Numbermatics database.

Names of 640216

Cardinal: 640216 can be written as Six hundred forty thousand, two hundred sixteen.

Scientific notation

Scientific notation: 6.40216 × 10⁵

Factors of 640216

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 5
Sum of prime factors: 1094

Divisors of 640216

Number of divisors d(n): 16
Complete list of divisors:
1 2 4 8 79 158 316 632 1013 2026 4052 8104 80027 160054 320108 640216
Sum of all divisors σ(n): 1216800
Sum of proper divisors (its aliquot sum) s(n): 576584
640216 is a deficient number, because the sum of its proper divisors (576584) is less than itself. Its deficiency is 63632

Bases of 640216

Binary: 10011100010011011000₂
Hexadecimal: 0x9C4D8
Base-36: DPZS

Squares and roots of 640216

640216 squared (640216²) is 409876526656
640216 cubed (640216³) is 262409510389597696
The square root of 640216 is 800.1349886113
The cube root of 640216 is 86.1870814669

Scales and comparisons

How big is 640216?

640,216 seconds is equal to 1 week, 9 hours, 50 minutes, 16 seconds.
To count from 1 to 640,216 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 640216 cubic inches would be around 7.2 feet tall.

Recreational maths with 640216

640216 backwards is 612046
The number of decimal digits it has is: 6
The sum of 640216's digits is 19
More coming soon!

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The information we have on file for 640216 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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