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56206 = 2157179
BaseRepresentation
bin1101101110001110
32212002201
431232032
53244311
61112114
7322603
oct155616
985081
1056206
1139257
122863a
131c777
14166aa
15119c1
hexdb8e

56206 has 8 divisors (see below), whose sum is σ = 85320. Its totient is φ = 27768.

The previous prime is 56197. The next prime is 56207. The reversal of 56206 is 60265.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×562062 = 6318228872, which contains 22 as substring.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56207) by changing a digit.

56206 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 225 + ... + 403.

It is an arithmetic number, because the mean of its divisors is an integer number (10665).

256206 is an apocalyptic number.

56206 is a deficient number, since it is larger than the sum of its proper divisors (29114).

56206 is a wasteful number, since it uses less digits than its factorization.

56206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 56206 is about 237.0780462211. The cubic root of 56206 is about 38.3054786092.

It can be divided in two parts, 56 and 206, that added together give a palindrome (262).

The spelling of 56206 in words is "fifty-six thousand, two hundred six".

Divisors: 1 2 157 179 314 358 28103 56206