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13676851 = 38935159
BaseRepresentation
bin110100001011…
…000100110011
3221201212010001
4310023010303
512000124401
61205050431
7224152126
oct64130463
927655101
1013676851
1177a1691
1246b6a17
132aab316
141b603bd
151302601
hexd0b133

13676851 has 4 divisors (see below), whose sum is σ = 13712400. Its totient is φ = 13641304.

The previous prime is 13676837. The next prime is 13676879. The reversal of 13676851 is 15867631.

13676851 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13676851 - 27 = 13676723 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 13676851.

It is not an unprimeable number, because it can be changed into a prime (13676251) 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 3 ways as a sum of consecutive naturals, for example, 17191 + ... + 17968.

It is an arithmetic number, because the mean of its divisors is an integer number (3428100).

Almost surely, 213676851 is an apocalyptic number.

13676851 is a deficient number, since it is larger than the sum of its proper divisors (35549).

13676851 is an equidigital number, since it uses as much as digits as its factorization.

13676851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35548.

The product of its digits is 30240, while the sum is 37.

The square root of 13676851 is about 3698.2226812349. Note that the first 3 decimals coincide. The cubic root of 13676851 is about 239.1454038381.

The spelling of 13676851 in words is "thirteen million, six hundred seventy-six thousand, eight hundred fifty-one".

Divisors: 1 389 35159 13676851