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12825197 = 711166561
BaseRepresentation
bin110000111011…
…001001101101
3220010120212022
4300323021231
511240401242
61134515525
7214004150
oct60731155
926116768
1012825197
11726a840
124365ba5
132870798
1419bbc97
1511d50d2
hexc3b26d

12825197 has 8 divisors (see below), whose sum is σ = 15989952. Its totient is φ = 9993600.

The previous prime is 12825181. The next prime is 12825217. The reversal of 12825197 is 79152821.

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

It is a cyclic number.

It is not a de Polignac number, because 12825197 - 24 = 12825181 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12825107) 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 7 ways as a sum of consecutive naturals, for example, 83204 + ... + 83357.

It is an arithmetic number, because the mean of its divisors is an integer number (1998744).

Almost surely, 212825197 is an apocalyptic number.

It is an amenable number.

12825197 is a deficient number, since it is larger than the sum of its proper divisors (3164755).

12825197 is a wasteful number, since it uses less digits than its factorization.

12825197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166579.

The product of its digits is 10080, while the sum is 35.

The square root of 12825197 is about 3581.2284205284. The cubic root of 12825197 is about 234.0748111056.

The spelling of 12825197 in words is "twelve million, eight hundred twenty-five thousand, one hundred ninety-seven".

Divisors: 1 7 11 77 166561 1165927 1832171 12825197