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18022330322 = 2389217910631
BaseRepresentation
bin10000110010001101…
…101110111111010010
31201112000012020110122
4100302031232333102
5243402204032242
612140201030242
71205416165043
oct206215567722
951460166418
1018022330322
117709154577
1235ab785382
131912a4b5a9
14c2d7a08ca
15707319ad2
hex43236efd2

18022330322 has 16 divisors (see below), whose sum is σ = 27117979200. Its totient is φ = 8983030320.

The previous prime is 18022330279. The next prime is 18022330387. The reversal of 18022330322 is 22303322081.

It is a junction number, because it is equal to n+sod(n) for n = 18022330291 and 18022330300.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1689947 + ... + 1700577.

It is an arithmetic number, because the mean of its divisors is an integer number (1694873700).

Almost surely, 218022330322 is an apocalyptic number.

18022330322 is a deficient number, since it is larger than the sum of its proper divisors (9095648878).

18022330322 is a wasteful number, since it uses less digits than its factorization.

18022330322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13201.

The product of its (nonzero) digits is 3456, while the sum is 26.

The spelling of 18022330322 in words is "eighteen billion, twenty-two million, three hundred thirty thousand, three hundred twenty-two".

Divisors: 1 2 389 778 2179 4358 10631 21262 847631 1695262 4135459 8270918 23164949 46329898 9011165161 18022330322