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18283967134 = 243785327073
BaseRepresentation
bin10001000001110011…
…110011001010011110
31202012020111202200221
4101001303303022132
5244421143422014
612222144511554
71215044104426
oct210163631236
952166452627
1018283967134
117832906144
12366331b5ba
131955006884
14c56429486
1572029bb24
hex441cf329e

18283967134 has 16 divisors (see below), whose sum is σ = 28068373872. Its totient is φ = 8927912448.

The previous prime is 18283967089. The next prime is 18283967153. The reversal of 18283967134 is 43176938281.

It is a congruent number.

It is an unprimeable number.

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, 661822 + ... + 688894.

It is an arithmetic number, because the mean of its divisors is an integer number (1754273367).

Almost surely, 218283967134 is an apocalyptic number.

18283967134 is a deficient number, since it is larger than the sum of its proper divisors (9784406738).

18283967134 is a wasteful number, since it uses less digits than its factorization.

18283967134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34971.

The product of its digits is 1741824, while the sum is 52.

The spelling of 18283967134 in words is "eighteen billion, two hundred eighty-three million, nine hundred sixty-seven thousand, one hundred thirty-four".

Divisors: 1 2 43 86 7853 15706 27073 54146 337679 675358 1164139 2328278 212604269 425208538 9141983567 18283967134