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56162 = 228081
BaseRepresentation
bin1101101101100010
32212001002
431231202
53244122
61112002
7322511
oct155542
985032
1056162
1139217
1228602
131c742
1416678
1511992
hexdb62

56162 has 4 divisors (see below), whose sum is σ = 84246. Its totient is φ = 28080.

The previous prime is 56149. The next prime is 56167. The reversal of 56162 is 26165.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 26165 = 55233.

It can be written as a sum of positive squares in only one way, i.e., 52441 + 3721 = 229^2 + 61^2 .

It is a plaindrome in base 14.

It is a nialpdrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14039 + ... + 14042.

256162 is an apocalyptic number.

56162 is a deficient number, since it is larger than the sum of its proper divisors (28084).

56162 is a wasteful number, since it uses less digits than its factorization.

56162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28083.

The product of its digits is 360, while the sum is 20.

The square root of 56162 is about 236.9852316074. The cubic root of 56162 is about 38.2954803821.

The spelling of 56162 in words is "fifty-six thousand, one hundred sixty-two".

Divisors: 1 2 28081 56162