Base | Representation |
---|---|
bin | 110101100100… |
… | …0000101100100 |
3 | 1221211201222210 |
4 | 1223020011210 |
5 | 24142120112 |
6 | 2441523420 |
7 | 460461162 |
oct | 153100544 |
9 | 57751883 |
10 | 28082532 |
11 | 14940905 |
12 | 94a3570 |
13 | 5a832aa |
14 | 3a30232 |
15 | 26eab3c |
hex | 1ac8164 |
28082532 has 24 divisors (see below), whose sum is σ = 68975200. Its totient is φ = 8868096.
The previous prime is 28082503. The next prime is 28082543. The reversal of 28082532 is 23528082.
It is a self number, because there is not a number n which added to its sum of digits gives 28082532.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61357 + ... + 61812.
Almost surely, 228082532 is an apocalyptic number.
It is an amenable number.
28082532 is an abundant number, since it is smaller than the sum of its proper divisors (40892668).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28082532 is a wasteful number, since it uses less digits than its factorization.
28082532 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 123195 (or 123193 counting only the distinct ones).
The product of its (nonzero) digits is 7680, while the sum is 30.
The square root of 28082532 is about 5299.2954248655. The cubic root of 28082532 is about 303.9569566251.
The spelling of 28082532 in words is "twenty-eight million, eighty-two thousand, five hundred thirty-two".
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