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13190017 = 23573479
BaseRepresentation
bin110010010100…
…001110000001
3220211010022011
4302110032001
511334040032
61150412521
7220053601
oct62241601
926733264
1013190017
117499945
124501141
13296a859
141a74c01
151258247
hexc94381

13190017 has 4 divisors (see below), whose sum is σ = 13763520. Its totient is φ = 12616516.

The previous prime is 13190003. The next prime is 13190027. The reversal of 13190017 is 71009131.

13190017 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 13190017 - 211 = 13187969 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 13190017.

It is not an unprimeable number, because it can be changed into a prime (13190027) 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, 286717 + ... + 286762.

It is an arithmetic number, because the mean of its divisors is an integer number (3440880).

Almost surely, 213190017 is an apocalyptic number.

It is an amenable number.

13190017 is a deficient number, since it is larger than the sum of its proper divisors (573503).

13190017 is an equidigital number, since it uses as much as digits as its factorization.

13190017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 573502.

The product of its (nonzero) digits is 189, while the sum is 22.

The square root of 13190017 is about 3631.8062999009. The cubic root of 13190017 is about 236.2735564354.

Adding to 13190017 its reverse (71009131), we get a palindrome (84199148).

The spelling of 13190017 in words is "thirteen million, one hundred ninety thousand, seventeen".

Divisors: 1 23 573479 13190017