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13162 = 26581
BaseRepresentation
bin11001101101010
3200001111
43031222
5410122
6140534
753242
oct31552
920044
1013162
119986
12774a
135cb6
144b22
153d77
hex336a

13162 has 4 divisors (see below), whose sum is σ = 19746. Its totient is φ = 6580.

The previous prime is 13159. The next prime is 13163. The reversal of 13162 is 26131.

Adding to 13162 its reverse (26131), we get a palindrome (39293).

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 26131 = 73733.

It can be written as a sum of positive squares in only one way, i.e., 12321 + 841 = 111^2 + 29^2 .

It is an Ulam number.

It is a plaindrome in base 16.

It is a nialpdrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (13163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3289 + ... + 3292.

213162 is an apocalyptic number.

13162 is a deficient number, since it is larger than the sum of its proper divisors (6584).

13162 is an equidigital number, since it uses as much as digits as its factorization.

13162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6583.

The product of its digits is 36, while the sum is 13.

The square root of 13162 is about 114.7257599670. The cubic root of 13162 is about 23.6106147788.

The spelling of 13162 in words is "thirteen thousand, one hundred sixty-two".

Divisors: 1 2 6581 13162