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23102323 = 54142703
BaseRepresentation
bin101100000100…
…0001101110011
31121110201102121
41120020031303
521403233243
62143055111
7400236466
oct130101563
947421377
1023102323
111204a132
1278a1497
134a2b51a
1430d52dd
1520651ed
hex1608373

23102323 has 4 divisors (see below), whose sum is σ = 23145568. Its totient is φ = 23059080.

The previous prime is 23102267. The next prime is 23102341. The reversal of 23102323 is 32320132.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-23102323 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23102297 and 23102306.

It is not an unprimeable number, because it can be changed into a prime (23102363) 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 in 3 ways as a sum of consecutive naturals, for example, 20811 + ... + 21892.

It is an arithmetic number, because the mean of its divisors is an integer number (5786392).

Almost surely, 223102323 is an apocalyptic number.

23102323 is a deficient number, since it is larger than the sum of its proper divisors (43245).

23102323 is an equidigital number, since it uses as much as digits as its factorization.

23102323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43244.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 23102323 is about 4806.4875949075. The cubic root of 23102323 is about 284.8078031136.

Adding to 23102323 its reverse (32320132), we get a palindrome (55422455).

The spelling of 23102323 in words is "twenty-three million, one hundred two thousand, three hundred twenty-three".

Divisors: 1 541 42703 23102323