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23288107 = 73931513
BaseRepresentation
bin101100011010…
…1100100101011
31121211011021111
41120311210223
521430204412
62151051151
7401642233
oct130654453
947734244
1023288107
1112166777
127970ab7
134a94c5b
143142cc3
1520a02a7
hex163592b

23288107 has 4 divisors (see below), whose sum is σ = 23320360. Its totient is φ = 23255856.

The previous prime is 23288093. The next prime is 23288119. The reversal of 23288107 is 70188232.

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 23288107 - 211 = 23286059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23288407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15018 + ... + 16495.

It is an arithmetic number, because the mean of its divisors is an integer number (5830090).

Almost surely, 223288107 is an apocalyptic number.

23288107 is a deficient number, since it is larger than the sum of its proper divisors (32253).

23288107 is an equidigital number, since it uses as much as digits as its factorization.

23288107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32252.

The product of its (nonzero) digits is 5376, while the sum is 31.

The square root of 23288107 is about 4825.7752745025. The cubic root of 23288107 is about 285.5692204182.

The spelling of 23288107 in words is "twenty-three million, two hundred eighty-eight thousand, one hundred seven".

Divisors: 1 739 31513 23288107