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12052564 = 2217317417
BaseRepresentation
bin101101111110…
…100001010100
3211200100000021
4231332201110
511041140224
61110154524
7204305446
oct55764124
924610007
1012052564
1168922a7
124052a44
13265cbc4
14185a496
1510d11e4
hexb7e854

12052564 has 12 divisors (see below), whose sum is σ = 21215124. Its totient is φ = 5991104.

The previous prime is 12052561. The next prime is 12052567. The reversal of 12052564 is 46525021.

It is an interprime number because it is at equal distance from previous prime (12052561) and next prime (12052567).

It can be written as a sum of positive squares in 2 ways, for example, as 11168964 + 883600 = 3342^2 + 940^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12052561) 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, 8017 + ... + 9400.

It is an arithmetic number, because the mean of its divisors is an integer number (1767927).

Almost surely, 212052564 is an apocalyptic number.

It is an amenable number.

12052564 is a deficient number, since it is larger than the sum of its proper divisors (9162560).

12052564 is a wasteful number, since it uses less digits than its factorization.

12052564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17594 (or 17592 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 12052564 is about 3471.6802848189. The cubic root of 12052564 is about 229.2766436030.

Adding to 12052564 its reverse (46525021), we get a palindrome (58577585).

The spelling of 12052564 in words is "twelve million, fifty-two thousand, five hundred sixty-four".

Divisors: 1 2 4 173 346 692 17417 34834 69668 3013141 6026282 12052564