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13676677 = 71953811
BaseRepresentation
bin110100001011…
…000010000101
3221201211212121
4310023002011
512000123202
61205045541
7224151460
oct64130205
927654777
1013676677
1177a1543
1246b68b1
132aab211
141b602d7
151302537
hexd0b085

13676677 has 4 divisors (see below), whose sum is σ = 15630496. Its totient is φ = 11722860.

The previous prime is 13676669. The next prime is 13676681. The reversal of 13676677 is 77667631.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 77667631 = 531465427.

It is a cyclic number.

It is not a de Polignac number, because 13676677 - 23 = 13676669 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13676617) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 976899 + ... + 976912.

It is an arithmetic number, because the mean of its divisors is an integer number (3907624).

Almost surely, 213676677 is an apocalyptic number.

It is an amenable number.

13676677 is a deficient number, since it is larger than the sum of its proper divisors (1953819).

13676677 is an equidigital number, since it uses as much as digits as its factorization.

13676677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1953818.

The product of its digits is 222264, while the sum is 43.

The square root of 13676677 is about 3698.1991563462. The cubic root of 13676677 is about 239.1443896798.

The spelling of 13676677 in words is "thirteen million, six hundred seventy-six thousand, six hundred seventy-seven".

Divisors: 1 7 1953811 13676677