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18975822314 = 2174547122743
BaseRepresentation
bin10001101011000011…
…000001000111101010
31210222110100122120212
4101223003001013222
5302330302303224
612414541421122
71241144554061
oct215303010752
953873318525
1018975822314
1180583a2189
123816b6a7a2
131a35453937
14cc02831d8
15760db0d0e
hex46b0c11ea

18975822314 has 16 divisors (see below), whose sum is σ = 30144944448. Its totient is φ = 8927762112.

The previous prime is 18975822311. The next prime is 18975822373. The reversal of 18975822314 is 41322857981.

It is not an unprimeable number, because it can be changed into a prime (18975822311) 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, 93227 + ... + 215969.

It is an arithmetic number, because the mean of its divisors is an integer number (1884059028).

Almost surely, 218975822314 is an apocalyptic number.

18975822314 is a deficient number, since it is larger than the sum of its proper divisors (11169122134).

18975822314 is a wasteful number, since it uses less digits than its factorization.

18975822314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127309.

The product of its digits is 967680, while the sum is 50.

The spelling of 18975822314 in words is "eighteen billion, nine hundred seventy-five million, eight hundred twenty-two thousand, three hundred fourteen".

Divisors: 1 2 17 34 4547 9094 77299 122743 154598 245486 2086631 4173262 558112421 1116224842 9487911157 18975822314