61 (the 18th prime)
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Next prime
67
Previous prime
59
Octal
(75)
8
Hexadecimal
(3D)
16
Prime gap
6
12th
Sexy prime
(the small number)
The big number is
67
.
7th
Prime of the Form 3n+1
7
2
+ 3 * 2
2
8th
Prime of the Form 4n+1
5
2
+ 6
2
5th
Euler prime number
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Primes from 1 to 10000
Primes from 10k to 100k
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