42645645

42,645,645 is an odd composite number composed of five prime numbers multiplied together.

What does the number 42645645 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 48 divisors.

42645645 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 42645645:

3² × 5 × 7 × 37 × 3659

(3 × 3 × 5 × 7 × 37 × 3659)

See below for interesting mathematical facts about the number 42645645 from the Numbermatics database.

Names of 42645645

Cardinal: 42645645 can be written as Forty-two million, six hundred forty-five thousand, six hundred forty-five.

Scientific notation

Scientific notation: 4.2645645 × 10⁷

Factors of 42645645

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 3711

Divisors of 42645645

Number of divisors d(n): 48
Complete list of divisors:
1 3 5 7 9 15 21 35 37 45 63 105 111 185 259 315 333 555 777 1295 1665 2331 3659 3885 10977 11655 18295 25613 32931 54885 76839 128065 135383 164655 230517 384195 406149 676915 947681 1152585 1218447 2030745 2843043 4738405 6092235 8529129 14215215 42645645
Sum of all divisors σ(n): 86785920
Sum of proper divisors (its aliquot sum) s(n): 44140275
42645645 is an abundant number, because the sum of its proper divisors (44140275) is greater than itself. Its abundance is 1494630

Bases of 42645645

Binary: 10100010101011100010001101₂
Hexadecimal: 0x28AB88D
Base-36: PE1L9

Squares and roots of 42645645

42645645 squared (42645645²) is 1818651037466025
42645645 cubed (42645645³) is 77557546522657801711125
The square root of 42645645 is 6530.3633130171
The cube root of 42645645 is 349.3747886003

Scales and comparisons

How big is 42645645?

42,645,645 seconds is equal to 1 year, 18 weeks, 3 days, 14 hours, 45 seconds.
To count from 1 to 42,645,645 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 42645645 cubic inches would be around 29.1 feet tall.

Recreational maths with 42645645

42645645 backwards is 54654624
The number of decimal digits it has is: 8
The sum of 42645645's digits is 36
More coming soon!

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The information we have on file for 42645645 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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