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13275886 = 213510611
BaseRepresentation
bin110010101001…
…001011101110
3220222111002111
4302221023232
511344312021
61152314234
7220562131
oct62511356
926874074
1013275886
117548408
12454297a
13299a970
141a98218
1512738e1
hexca92ee

13275886 has 8 divisors (see below), whose sum is σ = 21445704. Its totient is φ = 6127320.

The previous prime is 13275883. The next prime is 13275901. The reversal of 13275886 is 68857231.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13275883) 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 3 ways as a sum of consecutive naturals, for example, 255280 + ... + 255331.

It is an arithmetic number, because the mean of its divisors is an integer number (2680713).

Almost surely, 213275886 is an apocalyptic number.

13275886 is a deficient number, since it is larger than the sum of its proper divisors (8169818).

13275886 is a wasteful number, since it uses less digits than its factorization.

13275886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510626.

The product of its digits is 80640, while the sum is 40.

The square root of 13275886 is about 3643.6089252278. The cubic root of 13275886 is about 236.7851732978.

It can be divided in two parts, 13275 and 886, that added together give a square (14161 = 1192).

The spelling of 13275886 in words is "thirteen million, two hundred seventy-five thousand, eight hundred eighty-six".

Divisors: 1 2 13 26 510611 1021222 6637943 13275886