856842

856,842 is an even composite number composed of five prime numbers multiplied together.

What does the number 856842 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 32 divisors.

856842 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 856842:

2 × 3 × 7 × 23 × 887

See below for interesting mathematical facts about the number 856842 from the Numbermatics database.

Names of 856842

Cardinal: 856842 can be written as Eight hundred fifty-six thousand, eight hundred forty-two.

Scientific notation

Scientific notation: 8.56842 × 10⁵

Factors of 856842

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 5
Sum of prime factors: 922

Divisors of 856842

Number of divisors d(n): 32
Complete list of divisors:
1 2 3 6 7 14 21 23 42 46 69 138 161 322 483 887 966 1774 2661 5322 6209 12418 18627 20401 37254 40802 61203 122406 142807 285614 428421 856842
Sum of all divisors σ(n): 2045952
Sum of proper divisors (its aliquot sum) s(n): 1189110
856842 is an abundant number, because the sum of its proper divisors (1189110) is greater than itself. Its abundance is 332268

Bases of 856842

Binary: 11010001001100001010₂
Hexadecimal: 0xD130A
Base-36: ID56

Squares and roots of 856842

856842 squared (856842²) is 734178212964
856842 cubed (856842³) is 629074728352499688
The square root of 856842 is 925.6576040847
The cube root of 856842 is 94.9803098619

Scales and comparisons

How big is 856842?

856,842 seconds is equal to 1 week, 2 days, 22 hours, 42 seconds.
To count from 1 to 856,842 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 856842 cubic inches would be around 7.9 feet tall.

Recreational maths with 856842

856842 backwards is 248658
The number of decimal digits it has is: 6
The sum of 856842's digits is 33
More coming soon!

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The information we have on file for 856842 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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