Base | Representation |
---|---|
bin | 110101111100… |
… | …1101100000110 |
3 | 1222020001200121 |
4 | 1223321230012 |
5 | 24220120302 |
6 | 2450132154 |
7 | 462265414 |
oct | 153715406 |
9 | 58201617 |
10 | 28285702 |
11 | 14a6a515 |
12 | 958105a |
13 | 5b24903 |
14 | 3a842b4 |
15 | 273ae37 |
hex | 1af9b06 |
28285702 has 16 divisors (see below), whose sum is σ = 43932672. Its totient is φ = 13644360.
The previous prime is 28285679. The next prime is 28285703. The reversal of 28285702 is 20758282.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28285703) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30733 + ... + 31639.
It is an arithmetic number, because the mean of its divisors is an integer number (2745792).
Almost surely, 228285702 is an apocalyptic number.
28285702 is a deficient number, since it is larger than the sum of its proper divisors (15646970).
28285702 is a wasteful number, since it uses less digits than its factorization.
28285702 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1443.
The product of its (nonzero) digits is 17920, while the sum is 34.
The square root of 28285702 is about 5318.4304075545. The cubic root of 28285702 is about 304.6882131406.
The spelling of 28285702 in words is "twenty-eight million, two hundred eighty-five thousand, seven hundred two".
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