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23027927 = 136171409
BaseRepresentation
bin101011111011…
…0000011010111
31121022221101012
41113312003113
521343343202
62141322435
7366506546
oct127660327
947287335
1023027927
1111aa924a
12786641b
134a036c0
1430b615d
15204d152
hex15f60d7

23027927 has 16 divisors (see below), whose sum is σ = 25623360. Its totient is φ = 20563200.

The previous prime is 23027909. The next prime is 23027933. The reversal of 23027927 is 72972032.

It is a cyclic number.

It is not a de Polignac number, because 23027927 - 214 = 23011543 is a prime.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23027893 and 23027902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23027957) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56099 + ... + 56507.

It is an arithmetic number, because the mean of its divisors is an integer number (1601460).

Almost surely, 223027927 is an apocalyptic number.

23027927 is a deficient number, since it is larger than the sum of its proper divisors (2595433).

23027927 is a wasteful number, since it uses less digits than its factorization.

23027927 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 554.

The product of its (nonzero) digits is 10584, while the sum is 32.

The square root of 23027927 is about 4798.7422310435. The cubic root of 23027927 is about 284.5017538550.

Adding to 23027927 its reverse (72972032), we get a palindrome (95999959).

The spelling of 23027927 in words is "twenty-three million, twenty-seven thousand, nine hundred twenty-seven".

Divisors: 1 13 61 71 409 793 923 4331 5317 24949 29039 56303 324337 377507 1771379 23027927