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56163 = 397193
BaseRepresentation
bin1101101101100011
32212001010
431231203
53244123
61112003
7322512
oct155543
985033
1056163
1139218
1228603
131c743
1416679
1511993
hexdb63

56163 has 8 divisors (see below), whose sum is σ = 76048. Its totient is φ = 36864.

The previous prime is 56149. The next prime is 56167. The reversal of 56163 is 36165.

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

It is not a de Polignac number, because 56163 - 25 = 56131 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a plaindrome in base 14.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (56167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 195 + ... + 387.

It is an arithmetic number, because the mean of its divisors is an integer number (9506).

256163 is an apocalyptic number.

56163 is a deficient number, since it is larger than the sum of its proper divisors (19885).

56163 is a wasteful number, since it uses less digits than its factorization.

56163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293.

The product of its digits is 540, while the sum is 21.

The square root of 56163 is about 236.9873414341. The cubic root of 56163 is about 38.2957076725.

The spelling of 56163 in words is "fifty-six thousand, one hundred sixty-three".

Divisors: 1 3 97 193 291 579 18721 56163