Civil Services APPSC Group I Services Prelims Mock Test Series 2025 Quantitative Aptitude Number System Integers
The number 2 × 3 × 5 × 7 + 1 is
1
a prime number
2
not a prime, but power of a prime
3
not a power of a prime, but a composite even number
4
not a power of a prime, but a composite odd number