18670421

18,670,421 is an odd composite number composed of four prime numbers multiplied together.

What does the number 18670421 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 36 divisors.

18670421 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of thirty-six divisors.

Prime factorization of 18670421:

7² × 11² × 47 × 67

(7 × 7 × 11 × 11 × 47 × 67)

See below for interesting mathematical facts about the number 18670421 from the Numbermatics database.

Names of 18670421

Cardinal: 18670421 can be written as Eighteen million, six hundred seventy thousand, four hundred twenty-one.

Scientific notation

Scientific notation: 1.8670421 × 10⁷

Factors of 18670421

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 6
Sum of prime factors: 132

Divisors of 18670421

Number of divisors d(n): 36
Complete list of divisors:
1 7 11 47 49 67 77 121 329 469 517 539 737 847 2303 3149 3283 3619 5159 5687 5929 8107 22043 25333 34639 36113 39809 56749 154301 242473 278663 381029 397243 1697311 2667203 18670421
Sum of all divisors σ(n): 24744384
Sum of proper divisors (its aliquot sum) s(n): 6073963
18670421 is a deficient number, because the sum of its proper divisors (6073963) is less than itself. Its deficiency is 12596458

Bases of 18670421

Binary: 1000111001110001101010101₂
Hexadecimal: 0x11CE355
Base-36: B466T

Squares and roots of 18670421

18670421 squared (18670421²) is 348584620317241
18670421 cubed (18670421³) is 6508221615448043028461
The square root of 18670421 is 4320.9282567521
The cube root of 18670421 is 265.2882635095

Scales and comparisons

How big is 18670421?

18,670,421 seconds is equal to 30 weeks, 6 days, 2 hours, 13 minutes, 41 seconds.
To count from 1 to 18,670,421 would take you about forty-six 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 18670421 cubic inches would be around 22.1 feet tall.

Recreational maths with 18670421

18670421 backwards is 12407681
The number of decimal digits it has is: 8
The sum of 18670421's digits is 29
More coming soon!

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The information we have on file for 18670421 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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