21198429

21,198,429 is an odd composite number composed of three prime numbers multiplied together.

What does the number 21198429 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 50 divisors.

21198429 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of fifty divisors.

Prime factorization of 21198429:

3⁴ × 7⁴ × 109

(3 × 3 × 3 × 3 × 7 × 7 × 7 × 7 × 109)

See below for interesting mathematical facts about the number 21198429 from the Numbermatics database.

Names of 21198429

Cardinal: 21198429 can be written as Twenty-one million, one hundred ninety-eight thousand, four hundred twenty-nine.

Scientific notation

Scientific notation: 2.1198429 × 10⁷

Factors of 21198429

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 9
Sum of prime factors: 119

Divisors of 21198429

Number of divisors d(n): 50
Complete list of divisors:
1 3 7 9 21 27 49 63 81 109 147 189 327 343 441 567 763 981 1029 1323 2289 2401 2943 3087 3969 5341 6867 7203 8829 9261 16023 20601 21609 27783 37387 48069 61803 64827 112161 144207 194481 261709 336483 432621 785127 1009449 2355381 3028347 7066143 21198429
Sum of all divisors σ(n): 37281310
Sum of proper divisors (its aliquot sum) s(n): 16082881
21198429 is a deficient number, because the sum of its proper divisors (16082881) is less than itself. Its deficiency is 5115548

Bases of 21198429

Binary: 1010000110111011001011101₂
Hexadecimal: 0x143765D
Base-36: CMCT9

Squares and roots of 21198429

21198429 squared (21198429²) is 449373392068041
21198429 cubed (21198429³) is 9526009946243530307589
The square root of 21198429 is 4604.1751704295
The cube root of 21198429 is 276.7586641041

Scales and comparisons

How big is 21198429?

21,198,429 seconds is equal to 35 weeks, 8 hours, 27 minutes, 9 seconds.
To count from 1 to 21,198,429 would take you about four days!

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 21198429 cubic inches would be around 23.1 feet tall.

Recreational maths with 21198429

21198429 backwards is 92489112
The number of decimal digits it has is: 8
The sum of 21198429's digits is 36
More coming soon!

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The information we have on file for 21198429 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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