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12523052 = 2219533109
BaseRepresentation
bin101111110001…
…011000101100
3212120020101202
4233301120230
511201214202
61124225032
7211305233
oct57613054
925506352
1012523052
117083833
12423b178
1327960b9
14193db1a
151175802
hexbf162c

12523052 has 24 divisors (see below), whose sum is σ = 23511600. Its totient is φ = 5818176.

The previous prime is 12522973. The next prime is 12523073. The reversal of 12523052 is 25032521.

It is a super-3 number, since 3×125230523 (a number of 22 digits) contains 333 as substring.

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2474 + ... + 5582.

It is an arithmetic number, because the mean of its divisors is an integer number (979650).

Almost surely, 212523052 is an apocalyptic number.

It is an amenable number.

12523052 is a deficient number, since it is larger than the sum of its proper divisors (10988548).

12523052 is a wasteful number, since it uses less digits than its factorization.

12523052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3185 (or 3183 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 12523052 is about 3538.7924494098. The cubic root of 12523052 is about 232.2220179464. Note that the first 3 decimals are identical.

Adding to 12523052 its reverse (25032521), we get a palindrome (37555573).

The spelling of 12523052 in words is "twelve million, five hundred twenty-three thousand, fifty-two".

Divisors: 1 2 4 19 38 53 76 106 212 1007 2014 3109 4028 6218 12436 59071 118142 164777 236284 329554 659108 3130763 6261526 12523052