Base | Representation |
---|---|
bin | 110101100100… |
… | …0010001111100 |
3 | 1221211210002010 |
4 | 1223020101330 |
5 | 24142131244 |
6 | 2441531220 |
7 | 460463403 |
oct | 153102174 |
9 | 57753063 |
10 | 28083324 |
11 | 14941465 |
12 | 94a3b10 |
13 | 5a83769 |
14 | 3a3063a |
15 | 26eaeb9 |
hex | 1ac847c |
28083324 has 12 divisors (see below), whose sum is σ = 65527784. Its totient is φ = 9361104.
The previous prime is 28083323. The next prime is 28083329. The reversal of 28083324 is 42338082.
It is a tau number, because it is divible by the number of its divisors (12).
It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 28083291 and 28083300.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28083323) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1170127 + ... + 1170150.
Almost surely, 228083324 is an apocalyptic number.
It is an amenable number.
28083324 is an abundant number, since it is smaller than the sum of its proper divisors (37444460).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28083324 is a wasteful number, since it uses less digits than its factorization.
28083324 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2340284 (or 2340282 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 30.
The square root of 28083324 is about 5299.3701512538. The cubic root of 28083324 is about 303.9598140555.
The spelling of 28083324 in words is "twenty-eight million, eighty-three thousand, three hundred twenty-four".
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