30921248

30,921,248 is an even composite number composed of two prime numbers multiplied together.

What does the number 30921248 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 18 divisors.

30921248 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of eighteen divisors.

Prime factorization of 30921248:

2⁵ × 983²

(2 × 2 × 2 × 2 × 2 × 983 × 983)

See below for interesting mathematical facts about the number 30921248 from the Numbermatics database.

Names of 30921248

Cardinal: 30921248 can be written as Thirty million, nine hundred twenty-one thousand, two hundred forty-eight.

Scientific notation

Scientific notation: 3.0921248 × 10⁷

Factors of 30921248

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 7
Sum of prime factors: 985

Divisors of 30921248

Number of divisors d(n): 18
Complete list of divisors:
1 2 4 8 16 32 983 1966 3932 7864 15728 31456 966289 1932578 3865156 7730312 15460624 30921248
Sum of all divisors σ(n): 60938199
Sum of proper divisors (its aliquot sum) s(n): 30016951
30921248 is a deficient number, because the sum of its proper divisors (30016951) is less than itself. Its deficiency is 904297

Bases of 30921248

Binary: 1110101111101001000100000₂
Hexadecimal: 0x1D7D220
Base-36: IEQZK

Squares and roots of 30921248

30921248 squared (30921248²) is 956123577877504
30921248 cubed (30921248³) is 29564534270197614804992
The square root of 30921248 is 5560.6877272511
The cube root of 30921248 is 313.8718289015

Scales and comparisons

How big is 30921248?

30,921,248 seconds is equal to 51 weeks, 21 hours, 14 minutes, 8 seconds.
To count from 1 to 30,921,248 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 30921248 cubic inches would be around 26.2 feet tall.

Recreational maths with 30921248

30921248 backwards is 84212903
The number of decimal digits it has is: 8
The sum of 30921248's digits is 29
More coming soon!

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The information we have on file for 30921248 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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