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13163853 = 330714293
BaseRepresentation
bin110010001101…
…110101001101
3220202210102010
4302031311031
511332220403
61150051433
7216614403
oct62156515
926683363
1013163853
11748121a
1244a9b79
13295b981
141a69473
151250603
hexc8dd4d

13163853 has 8 divisors (see below), whose sum is σ = 17610208. Its totient is φ = 8746704.

The previous prime is 13163851. The next prime is 13163863. The reversal of 13163853 is 35836131.

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

It is not a de Polignac number, because 13163853 - 21 = 13163851 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 13163853.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13163851) 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 7 ways as a sum of consecutive naturals, for example, 6226 + ... + 8067.

It is an arithmetic number, because the mean of its divisors is an integer number (2201276).

Almost surely, 213163853 is an apocalyptic number.

It is an amenable number.

13163853 is a deficient number, since it is larger than the sum of its proper divisors (4446355).

13163853 is a wasteful number, since it uses less digits than its factorization.

13163853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14603.

The product of its digits is 6480, while the sum is 30.

The square root of 13163853 is about 3628.2024474938. The cubic root of 13163853 is about 236.1172272628.

Adding to 13163853 its reverse (35836131), we get a palindrome (48999984).

The spelling of 13163853 in words is "thirteen million, one hundred sixty-three thousand, eight hundred fifty-three".

Divisors: 1 3 307 921 14293 42879 4387951 13163853