Search a number
45566 = 222783
BaseRepresentation
bin1011000111111110
32022111122
423013332
52424231
6550542
7246563
oct130776
968448
1045566
1131264
1222452
1317981
141286a
15d77b
hexb1fe

45566 has 4 divisors (see below), whose sum is σ = 68352. Its totient is φ = 22782.

The previous prime is 45557. The next prime is 45569. The reversal of 45566 is 66554.

It is a semiprime because it is the product of two primes.

It is a plaindrome in base 10.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 45566.

It is not an unprimeable number, because it can be changed into a prime (45569) by changing a digit.

45566 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11390 + ... + 11393.

It is an arithmetic number, because the mean of its divisors is an integer number (17088).

245566 is an apocalyptic number.

45566 is a deficient number, since it is larger than the sum of its proper divisors (22786).

45566 is a wasteful number, since it uses less digits than its factorization.

45566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22785.

The product of its digits is 3600, while the sum is 26.

The square root of 45566 is about 213.4619404016. The cubic root of 45566 is about 35.7174381979.

The spelling of 45566 in words is "forty-five thousand, five hundred sixty-six".

Divisors: 1 2 22783 45566