Base | Representation |
---|---|
bin | 11010100000100110… |
… | …000100011101000010 |
3 | 2201110201022000212012 |
4 | 122200212010131002 |
5 | 431243304404200 |
6 | 21024245132522 |
7 | 2025240116135 |
oct | 324046043502 |
9 | 81421260765 |
10 | 28464138050 |
11 | 1108729a237 |
12 | 56246ba142 |
13 | 28b812794a |
14 | 154048c21c |
15 | b18d98a35 |
hex | 6a0984742 |
28464138050 has 24 divisors (see below), whose sum is σ = 52960033332. Its totient is φ = 11382056000.
The previous prime is 28464138023. The next prime is 28464138113. The reversal of 28464138050 is 5083146482.
It can be written as a sum of positive squares in 6 ways, for example, as 7297088929 + 21167049121 = 85423^2 + 145489^2 .
It is a hoax number, since the sum of its digits (41) 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 = 28464137989 and 28464138007.
It is an unprimeable number.
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 11 ways as a sum of consecutive naturals, for example, 72680 + ... + 249420.
Almost surely, 228464138050 is an apocalyptic number.
28464138050 is a deficient number, since it is larger than the sum of its proper divisors (24495895282).
28464138050 is a wasteful number, since it uses less digits than its factorization.
28464138050 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 179974 (or 179969 counting only the distinct ones).
The product of its (nonzero) digits is 184320, while the sum is 41.
The spelling of 28464138050 in words is "twenty-eight billion, four hundred sixty-four million, one hundred thirty-eight thousand, fifty".
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