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860112 = 243311181
BaseRepresentation
bin11010001111111010000
31121200212000
43101333100
5210010422
630234000
710211421
oct3217720
91550760
10860112
11538240
12355900
13241656
14185648
1511ecac
hexd1fd0

860112 has 80 divisors (see below), whose sum is σ = 2708160. Its totient is φ = 259200.

The previous prime is 860107. The next prime is 860113. The reversal of 860112 is 211068.

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

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 860112.

It is not an unprimeable number, because it can be changed into a prime (860113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4662 + ... + 4842.

It is an arithmetic number, because the mean of its divisors is an integer number (33852).

2860112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 860112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1354080).

860112 is an abundant number, since it is smaller than the sum of its proper divisors (1848048).

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

860112 is a wasteful number, since it uses less digits than its factorization.

860112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209 (or 197 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

The square root of 860112 is about 927.4222339366. The cubic root of 860112 is about 95.1009821869.

Subtracting from 860112 its product of nonzero digits (96), we obtain a triangular number (860016 = T1311).

The spelling of 860112 in words is "eight hundred sixty thousand, one hundred twelve".

Divisors: 1 2 3 4 6 8 9 11 12 16 18 22 24 27 33 36 44 48 54 66 72 88 99 108 132 144 176 181 198 216 264 297 362 396 432 528 543 594 724 792 1086 1188 1448 1584 1629 1991 2172 2376 2896 3258 3982 4344 4752 4887 5973 6516 7964 8688 9774 11946 13032 15928 17919 19548 23892 26064 31856 35838 39096 47784 53757 71676 78192 95568 107514 143352 215028 286704 430056 860112