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18379292882 = 216760539091
BaseRepresentation
bin10001000111011111…
…011100000011010010
31202102212212211001012
4101013133130003102
5300120044333012
612235432010522
71220312261156
oct210737340322
952385784035
1018379292882
1178816a4855
12368b230a42
13196b9a1942
14c64d61066
1572882b622
hex4477dc0d2

18379292882 has 16 divisors (see below), whose sum is σ = 27741655872. Its totient is φ = 9132104880.

The previous prime is 18379292879. The next prime is 18379292887. The reversal of 18379292882 is 28829297381.

It is not an unprimeable number, because it can be changed into a prime (18379292887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2017157 + ... + 2026247.

It is an arithmetic number, because the mean of its divisors is an integer number (1733853492).

Almost surely, 218379292882 is an apocalyptic number.

18379292882 is a deficient number, since it is larger than the sum of its proper divisors (9362362990).

18379292882 is a wasteful number, since it uses less digits than its factorization.

18379292882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15313.

The product of its digits is 6967296, while the sum is 59.

The spelling of 18379292882 in words is "eighteen billion, three hundred seventy-nine million, two hundred ninety-two thousand, eight hundred eighty-two".

Divisors: 1 2 167 334 6053 9091 12106 18182 1010851 1518197 2021702 3036394 55027823 110055646 9189646441 18379292882