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13160051 = 82715913
BaseRepresentation
bin110010001100…
…111001110011
3220202121012022
4302030321303
511332110201
61150022055
7216600332
oct62147163
926677168
1013160051
117479383
1244a792b
13295a018
141a67d19
15124e41b
hexc8ce73

13160051 has 4 divisors (see below), whose sum is σ = 13176792. Its totient is φ = 13143312.

The previous prime is 13160033. The next prime is 13160053. The reversal of 13160051 is 15006131.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15006131 = 72143733.

It is a cyclic number.

It is not a de Polignac number, because 13160051 - 26 = 13159987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13160053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7130 + ... + 8783.

It is an arithmetic number, because the mean of its divisors is an integer number (3294198).

Almost surely, 213160051 is an apocalyptic number.

13160051 is a deficient number, since it is larger than the sum of its proper divisors (16741).

13160051 is an equidigital number, since it uses as much as digits as its factorization.

13160051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16740.

The product of its (nonzero) digits is 90, while the sum is 17.

The square root of 13160051 is about 3627.6784587391. The cubic root of 13160051 is about 236.0944931859.

Adding to 13160051 its reverse (15006131), we get a palindrome (28166182).

The spelling of 13160051 in words is "thirteen million, one hundred sixty thousand, fifty-one".

Divisors: 1 827 15913 13160051