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34028 = 2247181
BaseRepresentation
bin1000010011101100
31201200022
420103230
52042103
6421312
7201131
oct102354
951608
1034028
1123625
1217838
1312647
14c588
15a138
hex84ec

34028 has 12 divisors (see below), whose sum is σ = 61152. Its totient is φ = 16560.

The previous prime is 34019. The next prime is 34031. The reversal of 34028 is 82043.

It is a junction number, because it is equal to n+sod(n) for n = 33997 and 34015.

It is an unprimeable number.

34028 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98 + ... + 278.

It is an arithmetic number, because the mean of its divisors is an integer number (5096).

234028 is an apocalyptic number.

It is an amenable number.

34028 is a deficient number, since it is larger than the sum of its proper divisors (27124).

34028 is a wasteful number, since it uses less digits than its factorization.

34028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232 (or 230 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 34028 is about 184.4667991808. The cubic root of 34028 is about 32.4050086247.

The spelling of 34028 in words is "thirty-four thousand, twenty-eight".

Divisors: 1 2 4 47 94 181 188 362 724 8507 17014 34028