While simplifying mixed fractions, the whole number part remains the same.
3003399
Fractional part: 3399
Prime Factorisation of 33: 3 × 11
Prime Factorisation of 99: 3 × 3 × 11
∴3399=3×113×3×11
=13
As whole part is the same, hence 3003399 can be written as 30013 in its simplest form.