42985871

42,985,871 is an odd composite number composed of four prime numbers multiplied together.

What does the number 42985871 look like?

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

42985871 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 42985871:

31 × 47 × 163 × 181

See below for interesting mathematical facts about the number 42985871 from the Numbermatics database.

Names of 42985871

Cardinal: 42985871 can be written as Forty-two million, nine hundred eighty-five thousand, eight hundred seventy-one.

Scientific notation

Scientific notation: 4.2985871 × 10⁷

Factors of 42985871

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 422

Divisors of 42985871

Number of divisors d(n): 16
Complete list of divisors:
1 31 47 163 181 1457 5053 5611 7661 8507 29503 237491 263717 914593 1386641 42985871
Sum of all divisors σ(n): 45846528
Sum of proper divisors (its aliquot sum) s(n): 2860657
42985871 is a deficient number, because the sum of its proper divisors (2860657) is less than itself. Its deficiency is 40125214

Bases of 42985871

Binary: 10100011111110100110001111₂
Hexadecimal: 0x28FE98F
Base-36: PLC3Z

Squares and roots of 42985871

42985871 squared (42985871²) is 1847785105628641
42985871 cubed (42985871³) is 79428652186274135931311
The square root of 42985871 is 6556.3611096401
The cube root of 42985871 is 350.3014301209

Scales and comparisons

How big is 42985871?

42,985,871 seconds is equal to 1 year, 19 weeks, 12 hours, 31 minutes, 11 seconds.
To count from 1 to 42,985,871 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 42985871 cubic inches would be around 29.2 feet tall.

Recreational maths with 42985871

42985871 backwards is 17858924
The number of decimal digits it has is: 8
The sum of 42985871's digits is 44
More coming soon!

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The information we have on file for 42985871 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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