Base | Representation |
---|---|
bin | 11010001001111001… |
… | …001110011010110100 |
3 | 2200111011122121211011 |
4 | 122021321032122310 |
5 | 430003310034021 |
6 | 20522402122004 |
7 | 2012633654332 |
oct | 321171163264 |
9 | 80434577734 |
10 | 28083283636 |
11 | 10a01310721 |
12 | 5539050304 |
13 | 285725a8c5 |
14 | 1505a6cb52 |
15 | ae5717de1 |
hex | 689e4e6b4 |
28083283636 has 48 divisors (see below), whose sum is σ = 52288346880. Its totient is φ = 13170263040.
The previous prime is 28083283633. The next prime is 28083283673. The reversal of 28083283636 is 63638238082.
It is a self number, because there is not a number n which added to its sum of digits gives 28083283636.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28083283633) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 958281 + ... + 987151.
It is an arithmetic number, because the mean of its divisors is an integer number (1089340560).
Almost surely, 228083283636 is an apocalyptic number.
It is an amenable number.
28083283636 is a deficient number, since it is larger than the sum of its proper divisors (24205063244).
28083283636 is a wasteful number, since it uses less digits than its factorization.
28083283636 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29104 (or 29102 counting only the distinct ones).
The product of its (nonzero) digits is 1990656, while the sum is 49.
The spelling of 28083283636 in words is "twenty-eight billion, eighty-three million, two hundred eighty-three thousand, six hundred thirty-six".
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