Question

Which among the following is the largest known number in the world?
(a) ∞
(b) googol
(c) googolplex
(d) gram

Answer 1

a)is the right answer
infinity

Answer 2

Answer:

googolplex is the worlds's largest known number.

Explanation:

a) ∞: It is considered to be undefined number whose value is not known.

b) googol: It is 10 to the 100th power i.e $10^{100}$, it is a big number but not largest.

c)googolplex: It is the worlds's largest number and it is given by( 10¹⁰)^¹⁰⁰.

             It is also written as $10^{googol}$.

d)gram: It is the unit of weight.

Hence googolplex is the world's largest number.