21368214

21,368,214 is an even composite number composed of four prime numbers multiplied together.

What does the number 21368214 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 48 divisors.

21368214 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 21368214:

2 × 3² × 7³ × 3461

(2 × 3 × 3 × 7 × 7 × 7 × 3461)

See below for interesting mathematical facts about the number 21368214 from the Numbermatics database.

Names of 21368214

Cardinal: 21368214 can be written as Twenty-one million, three hundred sixty-eight thousand, two hundred fourteen.

Scientific notation

Scientific notation: 2.1368214 × 10⁷

Factors of 21368214

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 7
Sum of prime factors: 3473

Divisors of 21368214

Number of divisors d(n): 48
Complete list of divisors:
1 2 3 6 7 9 14 18 21 42 49 63 98 126 147 294 343 441 686 882 1029 2058 3087 3461 6174 6922 10383 20766 24227 31149 48454 62298 72681 145362 169589 218043 339178 436086 508767 1017534 1187123 1526301 2374246 3052602 3561369 7122738 10684107 21368214
Sum of all divisors σ(n): 54007200
Sum of proper divisors (its aliquot sum) s(n): 32638986
21368214 is an abundant number, because the sum of its proper divisors (32638986) is greater than itself. Its abundance is 11270772

Bases of 21368214

Binary: 1010001100000110110010110₂
Hexadecimal: 0x1460D96
Base-36: CPZTI

Squares and roots of 21368214

21368214 squared (21368214²) is 456600569549796
21368214 cubed (21368214³) is 9756738682661924584344
The square root of 21368214 is 4622.5765542607
The cube root of 21368214 is 277.4955830805

Scales and comparisons

How big is 21368214?

21,368,214 seconds is equal to 35 weeks, 2 days, 7 hours, 36 minutes, 54 seconds.
To count from 1 to 21,368,214 would take you about six 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 21368214 cubic inches would be around 23.1 feet tall.

Recreational maths with 21368214

21368214 backwards is 41286312
The number of decimal digits it has is: 8
The sum of 21368214's digits is 27
More coming soon!

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The information we have on file for 21368214 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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