18218007

18,218,007 is an odd composite number composed of two prime numbers multiplied together.

What does the number 18218007 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 8 divisors.

18218007 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 18218007:

3³ × 674741

(3 × 3 × 3 × 674741)

See below for interesting mathematical facts about the number 18218007 from the Numbermatics database.

Names of 18218007

Cardinal: 18218007 can be written as Eighteen million, two hundred eighteen thousand and seven.

Scientific notation

Scientific notation: 1.8218007 × 10⁷

Factors of 18218007

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 4
Sum of prime factors: 674744

Divisors of 18218007

Number of divisors d(n): 8
Complete list of divisors:
1 3 9 27 674741 2024223 6072669 18218007
Sum of all divisors σ(n): 26989680
Sum of proper divisors (its aliquot sum) s(n): 8771673
18218007 is a deficient number, because the sum of its proper divisors (8771673) is less than itself. Its deficiency is 9446334

Bases of 18218007

Binary: 1000101011111110000010111₂
Hexadecimal: 0x115FC17
Base-36: AUH3R

Squares and roots of 18218007

18218007 squared (18218007²) is 331895779052049
18218007 cubed (18218007³) is 6046479626040682046343
The square root of 18218007 is 4268.2557327321
The cube root of 18218007 is 263.1279334401

Scales and comparisons

How big is 18218007?

18,218,007 seconds is equal to 30 weeks, 20 hours, 33 minutes, 27 seconds.
To count from 1 to 18,218,007 would take you about forty-five 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 18218007 cubic inches would be around 21.9 feet tall.

Recreational maths with 18218007

18218007 backwards is 70081281
18218007 is a Harshad number.
The number of decimal digits it has is: 8
The sum of 18218007's digits is 27
More coming soon!

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The information we have on file for 18218007 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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