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12318916093 = 111979376067
BaseRepresentation
bin10110111100100001…
…11011110111111101
31011210112012202222121
423132100323313331
5200212120303333
65354221042541
7614163026161
oct133620736775
934715182877
1012318916093
115251785aa0
1224796b6451
131214256583
1484c116ca1
154c176932d
hex2de43bdfd

12318916093 has 16 divisors (see below), whose sum is σ = 13523678784. Its totient is φ = 11128440960.

The previous prime is 12318916069. The next prime is 12318916147. The reversal of 12318916093 is 39061981321.

It is a cyclic number.

It is not a de Polignac number, because 12318916093 - 213 = 12318907901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12318916793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2027446 + ... + 2033512.

It is an arithmetic number, because the mean of its divisors is an integer number (845229924).

Almost surely, 212318916093 is an apocalyptic number.

It is an amenable number.

12318916093 is a deficient number, since it is larger than the sum of its proper divisors (1204762691).

12318916093 is a wasteful number, since it uses less digits than its factorization.

12318916093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7212.

The product of its (nonzero) digits is 69984, while the sum is 43.

The spelling of 12318916093 in words is "twelve billion, three hundred eighteen million, nine hundred sixteen thousand, ninety-three".

Divisors: 1 11 197 937 2167 6067 10307 66737 184589 1195199 2030479 5684779 13147189 62532569 1119901463 12318916093