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23235193 = 29379301
BaseRepresentation
bin101100010100…
…0101001111001
31121201110200201
41120220221321
521422011233
62150002201
7401332042
oct130505171
947643621
1023235193
111212aa43
127946361
134a76b47
14312b8c9
15208e77d
hex1628a79

23235193 has 4 divisors (see below), whose sum is σ = 23314788. Its totient is φ = 23155600.

The previous prime is 23235169. The next prime is 23235197. The reversal of 23235193 is 39153232.

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

It can be written as a sum of positive squares in 2 ways, for example, as 20502784 + 2732409 = 4528^2 + 1653^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-23235193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23235197) 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, 39358 + ... + 39943.

It is an arithmetic number, because the mean of its divisors is an integer number (5828697).

Almost surely, 223235193 is an apocalyptic number.

It is an amenable number.

23235193 is a deficient number, since it is larger than the sum of its proper divisors (79595).

23235193 is an equidigital number, since it uses as much as digits as its factorization.

23235193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79594.

The product of its digits is 4860, while the sum is 28.

The square root of 23235193 is about 4820.2897215831. The cubic root of 23235193 is about 285.3527713282.

The spelling of 23235193 in words is "twenty-three million, two hundred thirty-five thousand, one hundred ninety-three".

Divisors: 1 293 79301 23235193