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18682134 = 2311712659
BaseRepresentation
bin100011101000…
…1000100010110
31022011011001220
41013101010112
514240312014
61504231210
7314536602
oct107210426
938134056
1018682134
11a600189
12630b506
133b41623
1426a4502
1519906a9
hex11d1116

18682134 has 16 divisors (see below), whose sum is σ = 37410240. Its totient is φ = 6219720.

The previous prime is 18682127. The next prime is 18682163. The reversal of 18682134 is 43128681.

It is a junction number, because it is equal to n+sod(n) for n = 18682095 and 18682104.

It is a congruent 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, 5697 + ... + 8355.

It is an arithmetic number, because the mean of its divisors is an integer number (2338140).

Almost surely, 218682134 is an apocalyptic number.

18682134 is an abundant number, since it is smaller than the sum of its proper divisors (18728106).

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

18682134 is a wasteful number, since it uses less digits than its factorization.

18682134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3835.

The product of its digits is 9216, while the sum is 33.

The square root of 18682134 is about 4322.2834243025. The cubic root of 18682134 is about 265.3437286372.

The spelling of 18682134 in words is "eighteen million, six hundred eighty-two thousand, one hundred thirty-four".

Divisors: 1 2 3 6 1171 2342 2659 3513 5318 7026 7977 15954 3113689 6227378 9341067 18682134