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13760885 = 52752177
BaseRepresentation
bin110100011111…
…100101110101
3221220010101102
4310133211311
512010322020
61210535445
7224652125
oct64374565
927803342
1013760885
117849836
124737585
132b0a648
141b82c85
15131c475
hexd1f975

13760885 has 4 divisors (see below), whose sum is σ = 16513068. Its totient is φ = 11008704.

The previous prime is 13760881. The next prime is 13760897. The reversal of 13760885 is 58806731.

13760885 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, and also an emirpimes, since its reverse is a distinct semiprime: 58806731 = 79744389.

It can be written as a sum of positive squares in 2 ways, for example, as 1643524 + 12117361 = 1282^2 + 3481^2 .

It is a cyclic number.

It is not a de Polignac number, because 13760885 - 22 = 13760881 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13760881) 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, 1376084 + ... + 1376093.

It is an arithmetic number, because the mean of its divisors is an integer number (4128267).

Almost surely, 213760885 is an apocalyptic number.

It is an amenable number.

13760885 is a deficient number, since it is larger than the sum of its proper divisors (2752183).

13760885 is an equidigital number, since it uses as much as digits as its factorization.

13760885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2752182.

The product of its (nonzero) digits is 40320, while the sum is 38.

The square root of 13760885 is about 3709.5666862856. The cubic root of 13760885 is about 239.6341938819.

The spelling of 13760885 in words is "thirteen million, seven hundred sixty thousand, eight hundred eighty-five".

Divisors: 1 5 2752177 13760885