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13694193 = 3219531511
BaseRepresentation
bin110100001111…
…010011110001
3221202201220100
4310033103301
512001203233
61205303013
7224253522
oct64172361
927681810
1013694193
117803717
124704a69
132ab6196
141b66849
151307813
hexd0f4f1

13694193 has 24 divisors (see below), whose sum is σ = 21228480. Its totient is φ = 8480160.

The previous prime is 13694183. The next prime is 13694201. The reversal of 13694193 is 39149631.

It is not a de Polignac number, because 13694193 - 212 = 13690097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13694113) 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 23 ways as a sum of consecutive naturals, for example, 8308 + ... + 9818.

It is an arithmetic number, because the mean of its divisors is an integer number (884520).

Almost surely, 213694193 is an apocalyptic number.

It is an amenable number.

13694193 is a deficient number, since it is larger than the sum of its proper divisors (7534287).

13694193 is a wasteful number, since it uses less digits than its factorization.

13694193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1589 (or 1586 counting only the distinct ones).

The product of its digits is 17496, while the sum is 36.

The square root of 13694193 is about 3700.5665782418. The cubic root of 13694193 is about 239.2464384974.

The spelling of 13694193 in words is "thirteen million, six hundred ninety-four thousand, one hundred ninety-three".

Divisors: 1 3 9 19 53 57 159 171 477 1007 1511 3021 4533 9063 13599 28709 80083 86127 240249 258381 720747 1521577 4564731 13694193