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18052398282 = 234517666091
BaseRepresentation
bin10000110100000000…
…011011110011001010
31201121002202211221210
4100310000123303022
5243432403221112
612143153313550
71206232565532
oct206400336312
951532684853
1018052398282
117724121026
1235b98658b6
131919048499
14c3378a4c2
15709ca8b3c
hex43401bcca

18052398282 has 16 divisors (see below), whose sum is σ = 36112843872. Its totient is φ = 6016124880.

The previous prime is 18052398269. The next prime is 18052398323. The reversal of 18052398282 is 28289325081.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 305944 + ... + 360147.

It is an arithmetic number, because the mean of its divisors is an integer number (2257052742).

Almost surely, 218052398282 is an apocalyptic number.

18052398282 is an abundant number, since it is smaller than the sum of its proper divisors (18060445590).

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

18052398282 is a wasteful number, since it uses less digits than its factorization.

18052398282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670613.

The product of its (nonzero) digits is 552960, while the sum is 48.

The spelling of 18052398282 in words is "eighteen billion, fifty-two million, three hundred ninety-eight thousand, two hundred eighty-two".

Divisors: 1 2 3 6 4517 9034 13551 27102 666091 1332182 1998273 3996546 3008733047 6017466094 9026199141 18052398282