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13693317 = 311414949
BaseRepresentation
bin110100001111…
…000110000101
3221202200200220
4310033012011
512001141232
61205254553
7224251131
oct64170605
927680626
1013693317
117802aa0
124704459
132ab5971
141b663c1
15130742c
hexd0f185

13693317 has 8 divisors (see below), whose sum is σ = 19917600. Its totient is φ = 8298960.

The previous prime is 13693297. The next prime is 13693327. The reversal of 13693317 is 71339631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13693317 - 211 = 13691269 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 414949 = 13693317 / (1 + 3 + 6 + 9 + 3 + 3 + 1 + 7).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13693327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 207442 + ... + 207507.

It is an arithmetic number, because the mean of its divisors is an integer number (2489700).

Almost surely, 213693317 is an apocalyptic number.

It is an amenable number.

13693317 is a deficient number, since it is larger than the sum of its proper divisors (6224283).

13693317 is a wasteful number, since it uses less digits than its factorization.

13693317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414963.

The product of its digits is 10206, while the sum is 33.

The square root of 13693317 is about 3700.4482160949. The cubic root of 13693317 is about 239.2413369592.

The spelling of 13693317 in words is "thirteen million, six hundred ninety-three thousand, three hundred seventeen".

Divisors: 1 3 11 33 414949 1244847 4564439 13693317