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54022 = 227011
BaseRepresentation
bin1101001100000110
32202002211
431030012
53212042
61054034
7313333
oct151406
982084
1054022
1137651
122731a
131b787
141598a
1511017
hexd306

54022 has 4 divisors (see below), whose sum is σ = 81036. Its totient is φ = 27010.

The previous prime is 54013. The next prime is 54037. The reversal of 54022 is 22045.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22045 = 54409.

It is a Smith number, since the sum of its digits (13) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 53993 and 54011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13504 + ... + 13507.

It is an arithmetic number, because the mean of its divisors is an integer number (20259).

254022 is an apocalyptic number.

54022 is a deficient number, since it is larger than the sum of its proper divisors (27014).

54022 is a wasteful number, since it uses less digits than its factorization.

54022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27013.

The product of its (nonzero) digits is 80, while the sum is 13.

The square root of 54022 is about 232.4263324152. The cubic root of 54022 is about 37.8027638116.

Adding to 54022 its reverse (22045), we get a palindrome (76067).

The spelling of 54022 in words is "fifty-four thousand, twenty-two".

Divisors: 1 2 27011 54022