42489990

42,489,990 is an even composite number composed of four prime numbers multiplied together.

What does the number 42489990 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 24 divisors.

42489990 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of twenty-four divisors.

Prime factorization of 42489990:

2 × 3² × 5 × 472111

(2 × 3 × 3 × 5 × 472111)

See below for interesting mathematical facts about the number 42489990 from the Numbermatics database.

Names of 42489990

Cardinal: 42489990 can be written as Forty-two million, four hundred eighty-nine thousand, nine hundred ninety.

Scientific notation

Scientific notation: 4.248999 × 10⁷

Factors of 42489990

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 5
Sum of prime factors: 472121

Divisors of 42489990

Number of divisors d(n): 24
Complete list of divisors:
1 2 3 5 6 9 10 15 18 30 45 90 472111 944222 1416333 2360555 2832666 4248999 4721110 7081665 8497998 14163330 21244995 42489990
Sum of all divisors σ(n): 110474208
Sum of proper divisors (its aliquot sum) s(n): 67984218
42489990 is an abundant number, because the sum of its proper divisors (67984218) is greater than itself. Its abundance is 25494228

Bases of 42489990

Binary: 10100010000101100010000110₂
Hexadecimal: 0x2885886
Base-36: PAPHI

Squares and roots of 42489990

42489990 squared (42489990²) is 1805399250200100
42489990 cubed (42489990³) is 76711396087009746999000
The square root of 42489990 is 6518.4346280377
The cube root of 42489990 is 348.9492021095

Scales and comparisons

How big is 42489990?

42,489,990 seconds is equal to 1 year, 18 weeks, 1 day, 18 hours, 46 minutes, 30 seconds.
To count from 1 to 42,489,990 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 42489990 cubic inches would be around 29.1 feet tall.

Recreational maths with 42489990

42489990 backwards is 09998424
42489990 is a Harshad number.
The number of decimal digits it has is: 8
The sum of 42489990's digits is 45
More coming soon!

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The information we have on file for 42489990 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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