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8028234 = 23516519
BaseRepresentation
bin11110101000000001001010
3120002212200000
4132220001022
54023400414
6444023430
7125144634
oct36500112
916085600
108028234
114593805
122831b76
131881246
1410cda54
15a88b09
hex7a804a

8028234 has 24 divisors (see below), whose sum is σ = 18039840. Its totient is φ = 2675916.

The previous prime is 8028227. The next prime is 8028247. The reversal of 8028234 is 4328208.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 8028198 and 8028207.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7774 + ... + 8745.

It is an arithmetic number, because the mean of its divisors is an integer number (751660).

Almost surely, 28028234 is an apocalyptic number.

8028234 is an abundant number, since it is smaller than the sum of its proper divisors (10011606).

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

8028234 is a wasteful number, since it uses less digits than its factorization.

8028234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16536 (or 16524 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The square root of 8028234 is about 2833.4138419934. The cubic root of 8028234 is about 200.2350070835.

The spelling of 8028234 in words is "eight million, twenty-eight thousand, two hundred thirty-four".

Divisors: 1 2 3 6 9 18 27 54 81 162 243 486 16519 33038 49557 99114 148671 297342 446013 892026 1338039 2676078 4014117 8028234