Search a number
-
+
108818464842 = 23247661919433
BaseRepresentation
bin110010101011000010…
…1100000000001001010
3101101212202010202211200
41211112011200001022
53240330011333332
6121553541205030
710601423455353
oct1452605400112
9341782122750
10108818464842
114217120627a
121910b100776
13a35279c189
1453a42dcd2a
152c6d50817c
hex195616004a

108818464842 has 48 divisors (see below), whose sum is σ = 240838565760. Its totient is φ = 35493869376.

The previous prime is 108818464841. The next prime is 108818464849. The reversal of 108818464842 is 248464818801.

108818464842 is a `hidden beast` number, since 1 + 0 + 8 + 81 + 84 + 6 + 484 + 2 = 666.

108818464842 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (108818464841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5589958 + ... + 5609390.

It is an arithmetic number, because the mean of its divisors is an integer number (5017470120).

Almost surely, 2108818464842 is an apocalyptic number.

108818464842 is an abundant number, since it is smaller than the sum of its proper divisors (132020100918).

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

108818464842 is a wasteful number, since it uses less digits than its factorization.

108818464842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26107 (or 26104 counting only the distinct ones).

The product of its (nonzero) digits is 3145728, while the sum is 54.

The spelling of 108818464842 in words is "one hundred eight billion, eight hundred eighteen million, four hundred sixty-four thousand, eight hundred forty-two".

Divisors: 1 2 3 6 9 18 47 94 141 282 423 846 6619 13238 19433 19857 38866 39714 58299 59571 116598 119142 174897 311093 349794 622186 913351 933279 1826702 1866558 2740053 2799837 5480106 5599674 8220159 16440318 128627027 257254054 385881081 771762162 1157643243 2315286486 6045470269 12090940538 18136410807 36272821614 54409232421 108818464842