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47711 is a prime number
BaseRepresentation
bin1011101001011111
32102110002
423221133
53011321
61004515
7256046
oct135137
972402
1047711
1132934
122373b
1318941
141355d
15e20b
hexba5f

47711 has 2 divisors, whose sum is σ = 47712. Its totient is φ = 47710.

The previous prime is 47701. The next prime is 47713. The reversal of 47711 is 11774.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47711 - 210 = 46687 is a prime.

Together with 47713, it forms a pair of twin primes.

It is a Chen prime.

It is a plaindrome in base 14.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23855 + 23856.

It is an arithmetic number, because the mean of its divisors is an integer number (23856).

247711 is an apocalyptic number.

47711 is a deficient number, since it is larger than the sum of its proper divisors (1).

47711 is an equidigital number, since it uses as much as digits as its factorization.

47711 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 196, while the sum is 20.

The square root of 47711 is about 218.4284779968. The cubic root of 47711 is about 36.2693277826.

Subtracting from 47711 its reverse (11774), we obtain a cube (35937 = 333).

The spelling of 47711 in words is "forty-seven thousand, seven hundred eleven", and thus it is an iban number.