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56124 = 22321559
BaseRepresentation
bin1101101100111100
32211222200
431230330
53243444
61111500
7322425
oct155474
984880
1056124
1139192
1228590
131c713
141664c
1511969
hexdb3c

56124 has 18 divisors (see below), whose sum is σ = 141960. Its totient is φ = 18696.

The previous prime is 56123. The next prime is 56131. The reversal of 56124 is 42165.

Adding to 56124 its reverse (42165), we get a palindrome (98289).

It can be divided in two parts, 561 and 24, that added together give a palindrome (585).

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a zygodrome in base 3.

It is a junction number, because it is equal to n+sod(n) for n = 56097 and 56106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56123) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 744 + ... + 815.

256124 is an apocalyptic number.

It is an amenable number.

56124 is an abundant number, since it is smaller than the sum of its proper divisors (85836).

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

56124 is a wasteful number, since it uses less digits than its factorization.

56124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1569 (or 1564 counting only the distinct ones).

The product of its digits is 240, while the sum is 18.

The square root of 56124 is about 236.9050442688. The cubic root of 56124 is about 38.2868413463.

The spelling of 56124 in words is "fifty-six thousand, one hundred twenty-four".

Divisors: 1 2 3 4 6 9 12 18 36 1559 3118 4677 6236 9354 14031 18708 28062 56124