GATE Electrical 2019 | GA Question: 3

Question

The missing number in the given sequence $343,1331,$_____$,4913$ is

• A. $3375$
• B. $2744$
• C. $2197$
• D. $4096$ 

Answer 1

Given number’s are cube root of following prime numbers:

• $\sqrt[3](343)=7$
• $\sqrt[3](1331)=11$
• $\sqrt[3](2197)=13$
• $\sqrt[3](4913)=17$

Or we can also write like this:

• $7^3=343$
• $11^3=1331$
• $13^3=2197$
• $17^3=4913$

Option C is correct.

Comments

 

Answer is " Cubes of prime numbers " !