42138618

42,138,618 is an even composite number composed of four prime numbers multiplied together.

What does the number 42138618 look like?

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

42138618 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 42138618:

2 × 3 × 19 × 369637

See below for interesting mathematical facts about the number 42138618 from the Numbermatics database.

Names of 42138618

Cardinal: 42138618 can be written as Forty-two million, one hundred thirty-eight thousand, six hundred eighteen.

Scientific notation

Scientific notation: 4.2138618 × 10⁷

Factors of 42138618

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 369661

Divisors of 42138618

Number of divisors d(n): 16
Complete list of divisors:
1 2 3 6 19 38 57 114 369637 739274 1108911 2217822 7023103 14046206 21069309 42138618
Sum of all divisors σ(n): 88713120
Sum of proper divisors (its aliquot sum) s(n): 46574502
42138618 is an abundant number, because the sum of its proper divisors (46574502) is greater than itself. Its abundance is 4435884

Bases of 42138618

Binary: 10100000101111101111111010₂
Hexadecimal: 0x282FBFA
Base-36: P36D6

Squares and roots of 42138618

42138618 squared (42138618²) is 1775663126949924
42138618 cubed (42138618³) is 74823990203228352565032
The square root of 42138618 is 6491.4264996225
The cube root of 42138618 is 347.9846571383

Scales and comparisons

How big is 42138618?

42,138,618 seconds is equal to 1 year, 17 weeks, 4 days, 17 hours, 10 minutes, 18 seconds.
To count from 1 to 42,138,618 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 42138618 cubic inches would be around 29 feet tall.

Recreational maths with 42138618

42138618 backwards is 81683124
The number of decimal digits it has is: 8
The sum of 42138618's digits is 33
More coming soon!

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The information we have on file for 42138618 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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