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13395061 = 53252737
BaseRepresentation
bin110011000110…
…010001110101
3221012112120101
4303012101311
511412120221
61155034101
7221566441
oct63062165
927175511
1013395061
1176199a9
12459b931
132a0cc94
141ac9821
151298d91
hexcc6475

13395061 has 4 divisors (see below), whose sum is σ = 13647852. Its totient is φ = 13142272.

The previous prime is 13395037. The next prime is 13395077. The reversal of 13395061 is 16059331.

13395061 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 an emirpimes, since its reverse is a distinct semiprime: 16059331 = 41391691.

It can be written as a sum of positive squares in 2 ways, for example, as 4431025 + 8964036 = 2105^2 + 2994^2 .

It is a cyclic number.

It is not a de Polignac number, because 13395061 - 25 = 13395029 is a prime.

It is a super-3 number, since 3×133950613 (a number of 22 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13395001) 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, 126316 + ... + 126421.

It is an arithmetic number, because the mean of its divisors is an integer number (3411963).

Almost surely, 213395061 is an apocalyptic number.

It is an amenable number.

13395061 is a deficient number, since it is larger than the sum of its proper divisors (252791).

13395061 is an equidigital number, since it uses as much as digits as its factorization.

13395061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252790.

The product of its (nonzero) digits is 2430, while the sum is 28.

The square root of 13395061 is about 3659.9263653795. The cubic root of 13395061 is about 237.4915882524.

It can be divided in two parts, 1339 and 5061, that added together give a square (6400 = 802).

The spelling of 13395061 in words is "thirteen million, three hundred ninety-five thousand, sixty-one".

Divisors: 1 53 252737 13395061