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23304378 = 233884063
BaseRepresentation
bin101100011100…
…1100010111010
31121211222121010
41120321202322
521431220003
62151254350
7402040536
oct130714272
947758533
1023304378
1112177a19
12797a3b6
134a9c496
143148bc6
1520a5003
hex16398ba

23304378 has 8 divisors (see below), whose sum is σ = 46608768. Its totient is φ = 7768124.

The previous prime is 23304377. The next prime is 23304389. The reversal of 23304378 is 87340332.

It is a sphenic number, since it is the product of 3 distinct primes.

23304378 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (23304377) 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, 1942026 + ... + 1942037.

It is an arithmetic number, because the mean of its divisors is an integer number (5826096).

Almost surely, 223304378 is an apocalyptic number.

23304378 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23304378 is a wasteful number, since it uses less digits than its factorization.

23304378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3884068.

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 23304378 is about 4827.4608232486. The cubic root of 23304378 is about 285.6357123700.

The spelling of 23304378 in words is "twenty-three million, three hundred four thousand, three hundred seventy-eight".

Divisors: 1 2 3 6 3884063 7768126 11652189 23304378