42055821

42,055,821 is an odd composite number composed of two prime numbers multiplied together.

What does the number 42055821 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 8 divisors.

42055821 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 42055821:

3³ × 1557623

(3 × 3 × 3 × 1557623)

See below for interesting mathematical facts about the number 42055821 from the Numbermatics database.

Names of 42055821

Cardinal: 42055821 can be written as Forty-two million, fifty-five thousand, eight hundred twenty-one.

Scientific notation

Scientific notation: 4.2055821 × 10⁷

Factors of 42055821

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 4
Sum of prime factors: 1557626

Divisors of 42055821

Number of divisors d(n): 8
Complete list of divisors:
1 3 9 27 1557623 4672869 14018607 42055821
Sum of all divisors σ(n): 62304960
Sum of proper divisors (its aliquot sum) s(n): 20249139
42055821 is a deficient number, because the sum of its proper divisors (20249139) is less than itself. Its deficiency is 21806682

Bases of 42055821

Binary: 10100000011011100010001101₂
Hexadecimal: 0x281B88D
Base-36: P1EH9

Squares and roots of 42055821

42055821 squared (42055821²) is 1768692079984041
42055821 cubed (42055821³) is 74383797519926511152661
The square root of 42055821 is 6485.0459520345
The cube root of 42055821 is 347.7565925715

Scales and comparisons

How big is 42055821?

42,055,821 seconds is equal to 1 year, 17 weeks, 3 days, 18 hours, 10 minutes, 21 seconds.
To count from 1 to 42,055,821 would take you about two years!

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 42055821 cubic inches would be around 29 feet tall.

Recreational maths with 42055821

42055821 backwards is 12855024
42055821 is a Harshad number.
The number of decimal digits it has is: 8
The sum of 42055821's digits is 27
More coming soon!

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The information we have on file for 42055821 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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