30949820

30,949,820 is an even composite number composed of four prime numbers multiplied together.

What does the number 30949820 look like?

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

30949820 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 30949820:

2² × 5 × 11 × 140681

(2 × 2 × 5 × 11 × 140681)

See below for interesting mathematical facts about the number 30949820 from the Numbermatics database.

Names of 30949820

Cardinal: 30949820 can be written as Thirty million, nine hundred forty-nine thousand, eight hundred twenty.

Scientific notation

Scientific notation: 3.094982 × 10⁷

Factors of 30949820

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 5
Sum of prime factors: 140699

Divisors of 30949820

Number of divisors d(n): 24
Complete list of divisors:
1 2 4 5 10 11 20 22 44 55 110 220 140681 281362 562724 703405 1406810 1547491 2813620 3094982 6189964 7737455 15474910 30949820
Sum of all divisors σ(n): 70903728
Sum of proper divisors (its aliquot sum) s(n): 39953908
30949820 is an abundant number, because the sum of its proper divisors (39953908) is greater than itself. Its abundance is 9004088

Bases of 30949820

Binary: 1110110000100000110111100₂
Hexadecimal: 0x1D841BC
Base-36: IFD18

Squares and roots of 30949820

30949820 squared (30949820²) is 957891358032400
30949820 cubed (30949820³) is 29646565110658334168000
The square root of 30949820 is 5563.2562407281
The cube root of 30949820 is 313.9684742579

Scales and comparisons

How big is 30949820?

30,949,820 seconds is equal to 51 weeks, 1 day, 5 hours, 10 minutes, 20 seconds.
To count from 1 to 30,949,820 would take you about twenty-four 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 30949820 cubic inches would be around 26.2 feet tall.

Recreational maths with 30949820

30949820 backwards is 02894903
The number of decimal digits it has is: 8
The sum of 30949820's digits is 35
More coming soon!

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The information we have on file for 30949820 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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