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12528066 = 232088011
BaseRepresentation
bin101111110010…
…100111000010
3212120111021110
4233302213002
511201344231
61124304150
7211325655
oct57624702
925514243
1012528066
117087581
124242056
132798475
14194189c
151177046
hexbf29c2

12528066 has 8 divisors (see below), whose sum is σ = 25056144. Its totient is φ = 4176020.

The previous prime is 12528037. The next prime is 12528067. The reversal of 12528066 is 66082521.

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

12528066 is an admirable number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12528067) 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, 1044000 + ... + 1044011.

It is an arithmetic number, because the mean of its divisors is an integer number (3132018).

Almost surely, 212528066 is an apocalyptic number.

12528066 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.

12528066 is a wasteful number, since it uses less digits than its factorization.

12528066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2088016.

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 12528066 is about 3539.5008122615. The cubic root of 12528066 is about 232.2530062879.

The spelling of 12528066 in words is "twelve million, five hundred twenty-eight thousand, sixty-six".

Divisors: 1 2 3 6 2088011 4176022 6264033 12528066