Base | Representation |
---|---|
bin | 11010101101010100… |
… | …010011100011100110 |
3 | 2202000120221021012110 |
4 | 122231110103203212 |
5 | 432212430211001 |
6 | 21101352101450 |
7 | 2033441310621 |
oct | 325524234346 |
9 | 82016837173 |
10 | 28677585126 |
11 | 11186827183 |
12 | 5684094886 |
13 | 292040c7a8 |
14 | 1560970db8 |
15 | b2c9ac3d6 |
hex | 6ad5138e6 |
28677585126 has 8 divisors (see below), whose sum is σ = 57355170264. Its totient is φ = 9559195040.
The previous prime is 28677585113. The next prime is 28677585133. The reversal of 28677585126 is 62158577682.
It is a sphenic number, since it is the product of 3 distinct primes.
28677585126 is an admirable number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2389798755 + ... + 2389798766.
It is an arithmetic number, because the mean of its divisors is an integer number (7169396283).
Almost surely, 228677585126 is an apocalyptic number.
28677585126 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28677585126 is a wasteful number, since it uses less digits than its factorization.
28677585126 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4779597526.
The product of its digits is 11289600, while the sum is 57.
The spelling of 28677585126 in words is "twenty-eight billion, six hundred seventy-seven million, five hundred eighty-five thousand, one hundred twenty-six".
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