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13193192 = 231649149
BaseRepresentation
bin110010010100…
…111111101000
3220211021122202
4302110333220
511334140232
61150435332
7220066055
oct62247750
926737582
1013193192
1174a1271
124502b48
13296c12c
141a7602c
151259162
hexc94fe8

13193192 has 8 divisors (see below), whose sum is σ = 24737250. Its totient is φ = 6596592.

The previous prime is 13193189. The next prime is 13193209. The reversal of 13193192 is 29139131.

It can be written as a sum of positive squares in only one way, i.e., 7365796 + 5827396 = 2714^2 + 2414^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 824567 + ... + 824582.

Almost surely, 213193192 is an apocalyptic number.

It is an amenable number.

13193192 is a deficient number, since it is larger than the sum of its proper divisors (11544058).

13193192 is a wasteful number, since it uses less digits than its factorization.

13193192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1649155 (or 1649151 counting only the distinct ones).

The product of its digits is 1458, while the sum is 29.

The square root of 13193192 is about 3632.2433839158. The cubic root of 13193192 is about 236.2925129022.

The spelling of 13193192 in words is "thirteen million, one hundred ninety-three thousand, one hundred ninety-two".

Divisors: 1 2 4 8 1649149 3298298 6596596 13193192