42129984

42,129,984 is an even composite number composed of four prime numbers multiplied together.

What does the number 42129984 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 56 divisors.

42129984 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of fifty-six divisors.

Prime factorization of 42129984:

2⁶ × 3 × 13 × 16879

(2 × 2 × 2 × 2 × 2 × 2 × 3 × 13 × 16879)

See below for interesting mathematical facts about the number 42129984 from the Numbermatics database.

Names of 42129984

Cardinal: 42129984 can be written as Forty-two million, one hundred twenty-nine thousand, nine hundred eighty-four.

Scientific notation

Scientific notation: 4.2129984 × 10⁷

Factors of 42129984

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 9
Sum of prime factors: 16897

Divisors of 42129984

Number of divisors d(n): 56
Complete list of divisors:
1 2 3 4 6 8 12 13 16 24 26 32 39 48 52 64 78 96 104 156 192 208 312 416 624 832 1248 2496 16879 33758 50637 67516 101274 135032 202548 219427 270064 405096 438854 540128 658281 810192 877708 1080256 1316562 1620384 1755416 2633124 3240768 3510832 5266248 7021664 10532496 14043328 21064992 42129984
Sum of all divisors σ(n): 120050560
Sum of proper divisors (its aliquot sum) s(n): 77920576
42129984 is an abundant number, because the sum of its proper divisors (77920576) is greater than itself. Its abundance is 35790592

Bases of 42129984

Binary: 10100000101101101001000000₂
Hexadecimal: 0x282DA40
Base-36: P2ZPC

Squares and roots of 42129984

42129984 squared (42129984²) is 1774935551840256
42129984 cubed (42129984³) is 74778006400061155835904
The square root of 42129984 is 6490.7614345313
The cube root of 42129984 is 347.9608887213

Scales and comparisons

How big is 42129984?

42,129,984 seconds is equal to 1 year, 17 weeks, 4 days, 14 hours, 46 minutes, 24 seconds.
To count from 1 to 42,129,984 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 42129984 cubic inches would be around 29 feet tall.

Recreational maths with 42129984

42129984 backwards is 48992124
42129984 is a Harshad number.
The number of decimal digits it has is: 8
The sum of 42129984's digits is 39
More coming soon!

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The information we have on file for 42129984 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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