Number 211
30th July in a normal year and 31st July in a leap year is the 211th day of the year
1. It is an odd number
2. It is the sum of three consecutive primes.
211 = 67 + 71 + 73
3. It is a Chen Prime. A prime number p is called a Chen prime if p + 2 is either a prime or product of two primes.
Rajesh Kumar Thakur
30th July in a normal year and 31st July in a leap year is the 211th day of the year
1. It is an odd number
2. It is the sum of three consecutive primes.
211 = 67 + 71 + 73
3. It is a Chen Prime. A prime number p is called a Chen prime if p + 2 is either a prime or product of two primes.
Rajesh Kumar Thakur
Good work
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