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23097 = 37699
BaseRepresentation
bin101101000111001
31011200110
411220321
51214342
6254533
7124224
oct55071
934613
1023097
1116398
1211449
13a689
1485bb
156c9c
hex5a39

23097 has 4 divisors (see below), whose sum is σ = 30800. Its totient is φ = 15396.

The previous prime is 23087. The next prime is 23099. The reversal of 23097 is 79032.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 23097 - 24 = 23081 is a prime.

It is an Ulam number.

It is a D-number.

It is a Duffinian number.

It is a plaindrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (23099) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3847 + ... + 3852.

It is an arithmetic number, because the mean of its divisors is an integer number (7700).

It is an amenable number.

23097 is a deficient number, since it is larger than the sum of its proper divisors (7703).

23097 is an equidigital number, since it uses as much as digits as its factorization.

23097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7702.

The product of its (nonzero) digits is 378, while the sum is 21.

The square root of 23097 is about 151.9769719398. The cubic root of 23097 is about 28.4785927270.

The spelling of 23097 in words is "twenty-three thousand, ninety-seven".

Divisors: 1 3 7699 23097