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BaseRepresentation
bin101100100110…
…0010001100101
31121222212211102
41121030101211
521441143333
62153045445
7402510311
oct131142145
947885742
1023381093
111221a61a
1279b6885
134ac8388
143168b41
1520bcae8
hex164c465

23381093 has 4 divisors (see below), whose sum is σ = 23406240. Its totient is φ = 23355948.

The previous prime is 23381063. The next prime is 23381119. The reversal of 23381093 is 39018332.

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 a cyclic number.

It is not a de Polignac number, because 23381093 - 28 = 23380837 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23381023) 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, 11123 + ... + 13056.

It is an arithmetic number, because the mean of its divisors is an integer number (5851560).

Almost surely, 223381093 is an apocalyptic number.

It is an amenable number.

23381093 is a deficient number, since it is larger than the sum of its proper divisors (25147).

23381093 is an equidigital number, since it uses as much as digits as its factorization.

23381093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25146.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 23381093 is about 4835.3999834554. The cubic root of 23381093 is about 285.9487943601.

The spelling of 23381093 in words is "twenty-three million, three hundred eighty-one thousand, ninety-three".

Divisors: 1 967 24179 23381093