Base | Representation |
---|---|
bin | 110110100111… |
… | …1010101000010 |
3 | 1222212212212110 |
4 | 1231033111002 |
5 | 24312331412 |
6 | 2501440150 |
7 | 465256200 |
oct | 155172502 |
9 | 58785773 |
10 | 28636482 |
11 | 1518a016 |
12 | 9710056 |
13 | 5c18484 |
14 | 3b36070 |
15 | 27a9d3c |
hex | 1b4f542 |
28636482 has 48 divisors (see below), whose sum is σ = 67059360. Its totient is φ = 8128512.
The previous prime is 28636481. The next prime is 28636493. The reversal of 28636482 is 28463682.
It is a self number, because there is not a number n which added to its sum of digits gives 28636482.
It is not an unprimeable number, because it can be changed into a prime (28636481) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 75369 + ... + 75747.
It is an arithmetic number, because the mean of its divisors is an integer number (1397070).
Almost surely, 228636482 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 28636482, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33529680).
28636482 is an abundant number, since it is smaller than the sum of its proper divisors (38422878).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28636482 is a wasteful number, since it uses less digits than its factorization.
28636482 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 655 (or 648 counting only the distinct ones).
The product of its digits is 110592, while the sum is 39.
The square root of 28636482 is about 5351.3065694277. The cubic root of 28636482 is about 305.9425540417.
The spelling of 28636482 in words is "twenty-eight million, six hundred thirty-six thousand, four hundred eighty-two".
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