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18013942482 = 236014995547
BaseRepresentation
bin10000110001101101…
…101111001011010010
31201111102102002111220
4100301231233023102
5243343032124412
612135301145510
71205254661514
oct206155571322
951442362456
1018013942482
117704445678
1235a89bb296
1319110a2783
14c2c619bb4
1570670e68c
hex431b6f2d2

18013942482 has 16 divisors (see below), whose sum is σ = 36087838752. Its totient is φ = 5994655200.

The previous prime is 18013942439. The next prime is 18013942483. The reversal of 18013942482 is 28424931081.

It is not an unprimeable number, because it can be changed into a prime (18013942483) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2494168 + ... + 2501379.

It is an arithmetic number, because the mean of its divisors is an integer number (2255489922).

Almost surely, 218013942482 is an apocalyptic number.

18013942482 is an abundant number, since it is smaller than the sum of its proper divisors (18073896270).

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

18013942482 is a wasteful number, since it uses less digits than its factorization.

18013942482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4996153.

The product of its (nonzero) digits is 110592, while the sum is 42.

The spelling of 18013942482 in words is "eighteen billion, thirteen million, nine hundred forty-two thousand, four hundred eighty-two".

Divisors: 1 2 3 6 601 1202 1803 3606 4995547 9991094 14986641 29973282 3002323747 6004647494 9006971241 18013942482