Base | Representation |
---|---|
bin | 110110011100… |
… | …1100000001100 |
3 | 1222201100020102 |
4 | 1230321200030 |
5 | 24302001314 |
6 | 2455510232 |
7 | 464434436 |
oct | 154714014 |
9 | 58640212 |
10 | 28547084 |
11 | 15128935 |
12 | 9688378 |
13 | 5bb6887 |
14 | 3b11656 |
15 | 278d5de |
hex | 1b3980c |
28547084 has 6 divisors (see below), whose sum is σ = 49957404. Its totient is φ = 14273540.
The previous prime is 28547083. The next prime is 28547089. The reversal of 28547084 is 48074582.
It is not an unprimeable number, because it can be changed into a prime (28547081) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3568382 + ... + 3568389.
It is an arithmetic number, because the mean of its divisors is an integer number (8326234).
Almost surely, 228547084 is an apocalyptic number.
It is an amenable number.
28547084 is a deficient number, since it is larger than the sum of its proper divisors (21410320).
28547084 is a wasteful number, since it uses less digits than its factorization.
28547084 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7136775 (or 7136773 counting only the distinct ones).
The product of its (nonzero) digits is 71680, while the sum is 38.
The square root of 28547084 is about 5342.9471268206. The cubic root of 28547084 is about 305.6238561048.
The spelling of 28547084 in words is "twenty-eight million, five hundred forty-seven thousand, eighty-four".
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