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13164529 = 71880647
BaseRepresentation
bin110010001101…
…111111110001
3220202211100011
4302031333301
511332231104
61150054521
7216616360
oct62157761
926684304
1013164529
117481784
1244aa441
13295c081
141a697d7
151250904
hexc8dff1

13164529 has 4 divisors (see below), whose sum is σ = 15045184. Its totient is φ = 11283876.

The previous prime is 13164527. The next prime is 13164577. The reversal of 13164529 is 92546131.

13164529 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13164529 - 21 = 13164527 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13164529.

It is not an unprimeable number, because it can be changed into a prime (13164527) 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, 940317 + ... + 940330.

It is an arithmetic number, because the mean of its divisors is an integer number (3761296).

Almost surely, 213164529 is an apocalyptic number.

It is an amenable number.

13164529 is a deficient number, since it is larger than the sum of its proper divisors (1880655).

13164529 is an equidigital number, since it uses as much as digits as its factorization.

13164529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1880654.

The product of its digits is 6480, while the sum is 31.

The square root of 13164529 is about 3628.2956053773. The cubic root of 13164529 is about 236.1212689496.

The spelling of 13164529 in words is "thirteen million, one hundred sixty-four thousand, five hundred twenty-nine".

Divisors: 1 7 1880647 13164529