820228

820,228 is an even composite number composed of three prime numbers multiplied together.

What does the number 820228 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 18 divisors.

820228 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eighteen divisors.

Prime factorization of 820228:

2² × 53² × 73

(2 × 2 × 53 × 53 × 73)

See below for interesting mathematical facts about the number 820228 from the Numbermatics database.

Names of 820228

Cardinal: 820228 can be written as Eight hundred twenty thousand, two hundred twenty-eight.

Scientific notation

Scientific notation: 8.20228 × 10⁵

Factors of 820228

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 5
Sum of prime factors: 128

Divisors of 820228

Number of divisors d(n): 18
Complete list of divisors:
1 2 4 53 73 106 146 212 292 2809 3869 5618 7738 11236 15476 205057 410114 820228
Sum of all divisors σ(n): 1483034
Sum of proper divisors (its aliquot sum) s(n): 662806
820228 is a deficient number, because the sum of its proper divisors (662806) is less than itself. Its deficiency is 157422

Bases of 820228

Binary: 11001000010000000100₂
Hexadecimal: 0xC8404
Base-36: HKW4

Squares and roots of 820228

820228 squared (820228²) is 672773971984
820228 cubed (820228³) is 551828049492492352
The square root of 820228 is 905.6643970037
The cube root of 820228 is 93.6076904583

Scales and comparisons

How big is 820228?

820,228 seconds is equal to 1 week, 2 days, 11 hours, 50 minutes, 28 seconds.
To count from 1 to 820,228 would take you about two days!

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 820228 cubic inches would be around 7.8 feet tall.

Recreational maths with 820228

820228 backwards is 822028
The number of decimal digits it has is: 6
The sum of 820228's digits is 22
More coming soon!

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The information we have on file for 820228 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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