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23028323 = 191212017
BaseRepresentation
bin101011111011…
…0001001100011
31121022221220212
41113312021203
521343401243
62141324335
7366510653
oct127661143
947287825
1023028323
1111aa957a
1278666ab
134a03936
1430b6363
15204d318
hex15f6263

23028323 has 4 divisors (see below), whose sum is σ = 24240360. Its totient is φ = 21816288.

The previous prime is 23028311. The next prime is 23028331. The reversal of 23028323 is 32382032.

It is a happy number.

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 23028323 - 24 = 23028307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23028223) 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, 605990 + ... + 606027.

It is an arithmetic number, because the mean of its divisors is an integer number (6060090).

Almost surely, 223028323 is an apocalyptic number.

23028323 is a deficient number, since it is larger than the sum of its proper divisors (1212037).

23028323 is a wasteful number, since it uses less digits than its factorization.

23028323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1212036.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 23028323 is about 4798.7834916779. The cubic root of 23028323 is about 284.5033846581.

The spelling of 23028323 in words is "twenty-three million, twenty-eight thousand, three hundred twenty-three".

Divisors: 1 19 1212017 23028323