51056 has 10 divisors (see below), whose sum is σ = 98952. Its totient is φ = 25520.
The previous prime is 51047. The next prime is 51059. The reversal of 51056 is 65015.
51056 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a plaindrome in base 12.
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 (51059) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1580 + ... + 1611.
251056 is an apocalyptic number.
It is an amenable number.
51056 is a deficient number, since it is larger than the sum of its proper divisors (47896).
51056 is a wasteful number, since it uses less digits than its factorization.
51056 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3199 (or 3193 counting only the distinct ones).
The product of its (nonzero) digits is 150, while the sum is 17.
The square root of 51056 is about 225.9557478800. The cubic root of 51056 is about 37.0978660654.
The spelling of 51056 in words is "fifty-one thousand, fifty-six".
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