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13196018 = 2112311759
BaseRepresentation
bin110010010101…
…101011110010
3220211102112102
4302111223302
511334233033
61150500402
7220110233
oct62255362
926742472
1013196018
1174a3400
124504702
1329704c4
141a7708a
151259de8
hexc95af2

13196018 has 24 divisors (see below), whose sum is σ = 22471680. Its totient is φ = 5801400.

The previous prime is 13196009. The next prime is 13196021. The reversal of 13196018 is 81069131.

It is a happy number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 6623 + ... + 8381.

It is an arithmetic number, because the mean of its divisors is an integer number (936320).

Almost surely, 213196018 is an apocalyptic number.

13196018 is a deficient number, since it is larger than the sum of its proper divisors (9275662).

13196018 is a wasteful number, since it uses less digits than its factorization.

13196018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1814 (or 1803 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 29.

The square root of 13196018 is about 3632.6323788680. The cubic root of 13196018 is about 236.3093830922.

It can be divided in two parts, 1319 and 6018, that added together give a palindrome (7337).

The spelling of 13196018 in words is "thirteen million, one hundred ninety-six thousand, eighteen".

Divisors: 1 2 11 22 31 62 121 242 341 682 1759 3518 3751 7502 19349 38698 54529 109058 212839 425678 599819 1199638 6598009 13196018