While simplifying mixed fractions, the whole number part remains the same.
662652
Fractional part: 2652
Prime Factorisation of 26: 2 ×13
Prime Factorisation of 52: 2 × 2 × 13
∴2652=2×132×2×13
=12
As whole part is the same, hence 662652 can be written as 6612 in its simplest form.