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23107 = 73301
BaseRepresentation
bin101101001000011
31011200211
411221003
51214412
6254551
7124240
oct55103
934624
1023107
11163a7
1211457
13a696
1485c7
156ca7
hex5a43

23107 has 4 divisors (see below), whose sum is σ = 26416. Its totient is φ = 19800.

The previous prime is 23099. The next prime is 23117. The reversal of 23107 is 70132.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23107 - 23 = 23099 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 23107.

It is not an unprimeable number, because it can be changed into a prime (23117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1644 + ... + 1657.

It is an arithmetic number, because the mean of its divisors is an integer number (6604).

223107 is an apocalyptic number.

23107 is a deficient number, since it is larger than the sum of its proper divisors (3309).

23107 is an equidigital number, since it uses as much as digits as its factorization.

23107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3308.

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

The square root of 23107 is about 152.0098681007. The cubic root of 23107 is about 28.4827021328.

Adding to 23107 its reverse (70132), we get a palindrome (93239).

The spelling of 23107 in words is "twenty-three thousand, one hundred seven", and thus it is an iban number.

Divisors: 1 7 3301 23107