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13395271 = 20116661
BaseRepresentation
bin110011000110…
…010101000111
3221012112212011
4303012111013
511412122041
61155035051
7221600161
oct63062507
927175764
1013395271
11761a07a
12459ba87
132a100c6
141ac9931
151298e81
hexcc6547

13395271 has 4 divisors (see below), whose sum is σ = 13403944. Its totient is φ = 13386600.

The previous prime is 13395257. The next prime is 13395307. The reversal of 13395271 is 17259331.

13395271 is digitally balanced in base 2, 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 a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 13395271 - 213 = 13387079 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 (13395671) 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, 1320 + ... + 5341.

It is an arithmetic number, because the mean of its divisors is an integer number (3350986).

Almost surely, 213395271 is an apocalyptic number.

13395271 is a deficient number, since it is larger than the sum of its proper divisors (8673).

13395271 is an equidigital number, since it uses as much as digits as its factorization.

13395271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8672.

The product of its digits is 5670, while the sum is 31.

The square root of 13395271 is about 3659.9550543688. The cubic root of 13395271 is about 237.4928293311.

The spelling of 13395271 in words is "thirteen million, three hundred ninety-five thousand, two hundred seventy-one".

Divisors: 1 2011 6661 13395271