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23071 is a prime number
BaseRepresentation
bin101101000011111
31011122111
411220133
51214241
6254451
7124156
oct55037
934574
1023071
1116374
1211427
13a669
14859d
156c81
hex5a1f

23071 has 2 divisors, whose sum is σ = 23072. Its totient is φ = 23070.

The previous prime is 23063. The next prime is 23081. The reversal of 23071 is 17032.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23071 - 23 = 23063 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11535 + 11536.

It is an arithmetic number, because the mean of its divisors is an integer number (11536).

223071 is an apocalyptic number.

23071 is a deficient number, since it is larger than the sum of its proper divisors (1).

23071 is an equidigital number, since it uses as much as digits as its factorization.

23071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42, while the sum is 13.

The square root of 23071 is about 151.8914085786. The cubic root of 23071 is about 28.4679027179.

The spelling of 23071 in words is "twenty-three thousand, seventy-one", and thus it is an iban number.