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28095714 = 233520291
BaseRepresentation
bin110101100101…
…1010011100010
31221212102002000
41223023103202
524143030324
62442104430
7460544463
oct153132342
957772060
1028095714
111494a7a9
1294ab116
135a892aa
143a34d6a
1526ee9c9
hex1acb4e2

28095714 has 16 divisors (see below), whose sum is σ = 62435040. Its totient is φ = 9365220.

The previous prime is 28095709. The next prime is 28095721. The reversal of 28095714 is 41759082.

28095714 is a `hidden beast` number, since 2 + 80 + 9 + 571 + 4 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 260092 + ... + 260199.

It is an arithmetic number, because the mean of its divisors is an integer number (3902190).

Almost surely, 228095714 is an apocalyptic number.

28095714 is an abundant number, since it is smaller than the sum of its proper divisors (34339326).

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

28095714 is a wasteful number, since it uses less digits than its factorization.

28095714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520302 (or 520296 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

The square root of 28095714 is about 5300.5390291932. The cubic root of 28095714 is about 304.0045085319.

The spelling of 28095714 in words is "twenty-eight million, ninety-five thousand, seven hundred fourteen".

Divisors: 1 2 3 6 9 18 27 54 520291 1040582 1560873 3121746 4682619 9365238 14047857 28095714