Base | Representation |
---|---|
bin | 11010101110011011… |
… | …001101111011000000 |
3 | 2202001212220200201100 |
4 | 122232123031323000 |
5 | 432232210034042 |
6 | 21103254334400 |
7 | 2034055312443 |
oct | 325633157300 |
9 | 82055820640 |
10 | 28696174272 |
11 | 11196273507 |
12 | 568a35a400 |
13 | 292421a99c |
14 | 156320d65a |
15 | b2e43024c |
hex | 6ae6cdec0 |
28696174272 has 42 divisors (see below), whose sum is σ = 82252403948. Its totient is φ = 9565391232.
The previous prime is 28696174217. The next prime is 28696174289. The reversal of 28696174272 is 27247169682.
28696174272 is a `hidden beast` number, since 286 + 96 + 1 + 7 + 4 + 272 = 666.
It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 24909298 + ... + 24910449.
Almost surely, 228696174272 is an apocalyptic number.
It is an amenable number.
28696174272 is an abundant number, since it is smaller than the sum of its proper divisors (53556229676).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28696174272 is a wasteful number, since it uses less digits than its factorization.
28696174272 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 49819765 (or 49819752 counting only the distinct ones).
The product of its digits is 4064256, while the sum is 54.
The spelling of 28696174272 in words is "twenty-eight billion, six hundred ninety-six million, one hundred seventy-four thousand, two hundred seventy-two".
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