30388742

30,388,742 is an even composite number composed of four prime numbers multiplied together.

What does the number 30388742 look like?

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

30388742 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 30388742:

2 × 31² × 97 × 163

(2 × 31 × 31 × 97 × 163)

See below for interesting mathematical facts about the number 30388742 from the Numbermatics database.

Names of 30388742

Cardinal: 30388742 can be written as Thirty million, three hundred eighty-eight thousand, seven hundred forty-two.

Scientific notation

Scientific notation: 3.0388742 × 10⁷

Factors of 30388742

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 5
Sum of prime factors: 293

Divisors of 30388742

Number of divisors d(n): 24
Complete list of divisors:
1 2 31 62 97 163 194 326 961 1922 3007 5053 6014 10106 15811 31622 93217 156643 186434 313286 490141 980282 15194371 30388742
Sum of all divisors σ(n): 47878488
Sum of proper divisors (its aliquot sum) s(n): 17489746
30388742 is a deficient number, because the sum of its proper divisors (17489746) is less than itself. Its deficiency is 12898996

Bases of 30388742

Binary: 1110011111011001000000110₂
Hexadecimal: 0x1CFB206
Base-36: I3C3Q

Squares and roots of 30388742

30388742 squared (30388742²) is 923475640342564
30388742 cubed (30388742³) is 28063262977654969014488
The square root of 30388742 is 5512.5984798459
The cube root of 30388742 is 312.0596190583

Scales and comparisons

How big is 30388742?

30,388,742 seconds is equal to 50 weeks, 1 day, 17 hours, 19 minutes, 2 seconds.
To count from 1 to 30,388,742 would take you about twenty-three weeks!

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 30388742 cubic inches would be around 26 feet tall.

Recreational maths with 30388742

30388742 backwards is 24788303
The number of decimal digits it has is: 8
The sum of 30388742's digits is 35
More coming soon!

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The information we have on file for 30388742 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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