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56476 = 2272017
BaseRepresentation
bin1101110010011100
32212110201
431302130
53301401
61113244
7323440
oct156234
985421
1056476
1139482
1228824
131c924
1416820
1511b01
hexdc9c

56476 has 12 divisors (see below), whose sum is σ = 113008. Its totient is φ = 24192.

The previous prime is 56473. The next prime is 56477. The reversal of 56476 is 67465.

56476 = T49 + T50 + ... + T76.

56476 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 2017 = 56476 / (5 + 6 + 4 + 7 + 6).

It is a nialpdrome in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 981 + ... + 1036.

256476 is an apocalyptic number.

It is an amenable number.

56476 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56504).

56476 is a wasteful number, since it uses less digits than its factorization.

56476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2028 (or 2026 counting only the distinct ones).

The product of its digits is 5040, while the sum is 28.

The square root of 56476 is about 237.6467967384. The cubic root of 56476 is about 38.3667173996.

Adding to 56476 its product of digits (5040), we get a palindrome (61516).

The spelling of 56476 in words is "fifty-six thousand, four hundred seventy-six".

Divisors: 1 2 4 7 14 28 2017 4034 8068 14119 28238 56476