42921072

42,921,072 is an even composite number composed of three prime numbers multiplied together.

What does the number 42921072 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 30 divisors.

42921072 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of thirty divisors.

Prime factorization of 42921072:

2⁴ × 3² × 298063

(2 × 2 × 2 × 2 × 3 × 3 × 298063)

See below for interesting mathematical facts about the number 42921072 from the Numbermatics database.

Names of 42921072

Cardinal: 42921072 can be written as Forty-two million, nine hundred twenty-one thousand and seventy-two.

Scientific notation

Scientific notation: 4.2921072 × 10⁷

Factors of 42921072

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 7
Sum of prime factors: 298068

Divisors of 42921072

Number of divisors d(n): 30
Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 24 36 48 72 144 298063 596126 894189 1192252 1788378 2384504 2682567 3576756 4769008 5365134 7153512 10730268 14307024 21460536 42921072
Sum of all divisors σ(n): 120119792
Sum of proper divisors (its aliquot sum) s(n): 77198720
42921072 is an abundant number, because the sum of its proper divisors (77198720) is greater than itself. Its abundance is 34277648

Bases of 42921072

Binary: 10100011101110110001110000₂
Hexadecimal: 0x28EEC70
Base-36: PJY40

Squares and roots of 42921072

42921072 squared (42921072²) is 1842218421629184
42921072 cubed (42921072³) is 79069989514472563765248
The square root of 42921072 is 6551.4175565293
The cube root of 42921072 is 350.1253211085

Scales and comparisons

How big is 42921072?

42,921,072 seconds is equal to 1 year, 18 weeks, 6 days, 18 hours, 31 minutes, 12 seconds.
To count from 1 to 42,921,072 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 42921072 cubic inches would be around 29.2 feet tall.

Recreational maths with 42921072

42921072 backwards is 27012924
The number of decimal digits it has is: 8
The sum of 42921072's digits is 27
More coming soon!

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The information we have on file for 42921072 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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