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13056461 = 1110711093
BaseRepresentation
bin110001110011…
…100111001101
3220120100002122
4301303213031
511320301321
61143502325
7215656325
oct61634715
926510078
1013056461
117408570
1244579a5
132921b22
141a3c285
15122d8ab
hexc739cd

13056461 has 8 divisors (see below), whose sum is σ = 14377824. Its totient is φ = 11757520.

The previous prime is 13056437. The next prime is 13056499. The reversal of 13056461 is 16465031.

13056461 = T873 + T874 + ... + T905.

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

It is a cyclic number.

It is not a de Polignac number, because 13056461 - 26 = 13056397 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13056461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13056431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4370 + ... + 6723.

It is an arithmetic number, because the mean of its divisors is an integer number (1797228).

Almost surely, 213056461 is an apocalyptic number.

13056461 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

13056461 is a deficient number, since it is larger than the sum of its proper divisors (1321363).

13056461 is a wasteful number, since it uses less digits than its factorization.

13056461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11211.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 13056461 is about 3613.3725243877. The cubic root of 13056461 is about 235.4733840876.

The spelling of 13056461 in words is "thirteen million, fifty-six thousand, four hundred sixty-one".

Divisors: 1 11 107 1177 11093 122023 1186951 13056461