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12675085 = 52535017
BaseRepresentation
bin110000010110…
…100000001101
3212211221221121
4300112200031
511221100320
61131400541
7212510413
oct60264015
925757847
1012675085
117177a85
1242b3151
13281a367
14197d2b3
1511a58aa
hexc1680d

12675085 has 4 divisors (see below), whose sum is σ = 15210108. Its totient is φ = 10140064.

The previous prime is 12675083. The next prime is 12675107. The reversal of 12675085 is 58057621.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1798281 + 10876804 = 1341^2 + 3298^2 .

It is a cyclic number.

It is not a de Polignac number, because 12675085 - 21 = 12675083 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12675085.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12675083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1267504 + ... + 1267513.

It is an arithmetic number, because the mean of its divisors is an integer number (3802527).

Almost surely, 212675085 is an apocalyptic number.

It is an amenable number.

12675085 is a deficient number, since it is larger than the sum of its proper divisors (2535023).

12675085 is an equidigital number, since it uses as much as digits as its factorization.

12675085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2535022.

The product of its (nonzero) digits is 16800, while the sum is 34.

The square root of 12675085 is about 3560.2085613065. The cubic root of 12675085 is about 233.1579850401.

The spelling of 12675085 in words is "twelve million, six hundred seventy-five thousand, eighty-five".

Divisors: 1 5 2535017 12675085