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56110065 = 3511340061
BaseRepresentation
bin1101011000001…
…0101111110001
310220120200112120
43112002233301
5103331010230
65322344453
71250633124
oct326025761
9126520476
1056110065
1129744360
121695b129
13b81752b
1476483bb
154dd5310
hex3582bf1

56110065 has 16 divisors (see below), whose sum is σ = 97937856. Its totient is φ = 27204800.

The previous prime is 56110027. The next prime is 56110069. The reversal of 56110065 is 56001165.

It is not a de Polignac number, because 56110065 - 26 = 56110001 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (56110069) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 169866 + ... + 170195.

It is an arithmetic number, because the mean of its divisors is an integer number (6121116).

Almost surely, 256110065 is an apocalyptic number.

56110065 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

56110065 is a deficient number, since it is larger than the sum of its proper divisors (41827791).

56110065 is a wasteful number, since it uses less digits than its factorization.

56110065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340080.

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 56110065 is about 7490.6651907558. The cubic root of 56110065 is about 382.8367234373.

Subtracting from 56110065 its reverse (56001165), we obtain a square (108900 = 3302).

It can be divided in two parts, 561100 and 65, that added together give a palindrome (561165).

The spelling of 56110065 in words is "fifty-six million, one hundred ten thousand, sixty-five".

Divisors: 1 3 5 11 15 33 55 165 340061 1020183 1700305 3740671 5100915 11222013 18703355 56110065