Base | Representation |
---|---|
bin | 110110110110… |
… | …0011110111000 |
3 | 2000002221200012 |
4 | 1231230132320 |
5 | 24330142041 |
6 | 2504201052 |
7 | 466264301 |
oct | 155543670 |
9 | 60087605 |
10 | 28755896 |
11 | 15260804 |
12 | 9769188 |
13 | 5c5a930 |
14 | 3b677a8 |
15 | 27d03eb |
hex | 1b6c7b8 |
28755896 has 16 divisors (see below), whose sum is σ = 58065000. Its totient is φ = 13271904.
The previous prime is 28755871. The next prime is 28755967. The reversal of 28755896 is 69855782.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138146 + ... + 138353.
Almost surely, 228755896 is an apocalyptic number.
28755896 is a gapful number since it is divisible by the number (26) formed by its first and last digit.
It is an amenable number.
28755896 is an abundant number, since it is smaller than the sum of its proper divisors (29309104).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28755896 is a wasteful number, since it uses less digits than its factorization.
28755896 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 276518 (or 276514 counting only the distinct ones).
The product of its digits is 1209600, while the sum is 50.
The square root of 28755896 is about 5362.4524240314. The cubic root of 28755896 is about 306.3672239844.
The spelling of 28755896 in words is "twenty-eight million, seven hundred fifty-five thousand, eight hundred ninety-six".
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