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13475061 = 321497229
BaseRepresentation
bin110011011001…
…110011110101
3221100121022100
4303121303311
511422200221
61200452313
7222351615
oct63316365
927317270
1013475061
117674016
12461a099
132a3a512
141b0aa45
1512b2926
hexcd9cf5

13475061 has 6 divisors (see below), whose sum is σ = 19463990. Its totient is φ = 8983368.

The previous prime is 13475057. The next prime is 13475071. The reversal of 13475061 is 16057431.

13475061 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 9090225 + 4384836 = 3015^2 + 2094^2 .

It is not a de Polignac number, because 13475061 - 22 = 13475057 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13475071) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 748606 + ... + 748623.

Almost surely, 213475061 is an apocalyptic number.

It is an amenable number.

13475061 is a deficient number, since it is larger than the sum of its proper divisors (5988929).

13475061 is a wasteful number, since it uses less digits than its factorization.

13475061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1497235 (or 1497232 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 13475061 is about 3670.8392773315. The cubic root of 13475061 is about 237.9634444715.

The spelling of 13475061 in words is "thirteen million, four hundred seventy-five thousand, sixty-one".

Divisors: 1 3 9 1497229 4491687 13475061