Base | Representation |
---|---|
bin | 11010001001100000… |
… | …001001111000001100 |
3 | 2200110201021201110100 |
4 | 122021200021320030 |
5 | 430000114231221 |
6 | 20522005211100 |
7 | 2012524052364 |
oct | 321140117014 |
9 | 80421251410 |
10 | 28076711436 |
11 | 109a8631954 |
12 | 5536a00a90 |
13 | 2855a99327 |
14 | 1504c3b9a4 |
15 | ae4d6a926 |
hex | 689809e0c |
28076711436 has 36 divisors (see below), whose sum is σ = 71530531072. Its totient is φ = 9285210144.
The previous prime is 28076711431. The next prime is 28076711447. The reversal of 28076711436 is 63411767082.
28076711436 is a `hidden beast` number, since 2 + 80 + 76 + 71 + 1 + 436 = 666.
It is a tau number, because it is divible by the number of its divisors (36).
It is a junction number, because it is equal to n+sod(n) for n = 28076711391 and 28076711400.
It is not an unprimeable number, because it can be changed into a prime (28076711431) 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 11 ways as a sum of consecutive naturals, for example, 3065935 + ... + 3075078.
Almost surely, 228076711436 is an apocalyptic number.
It is an amenable number.
28076711436 is an abundant number, since it is smaller than the sum of its proper divisors (43453819636).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28076711436 is a wasteful number, since it uses less digits than its factorization.
28076711436 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6141150 (or 6141145 counting only the distinct ones).
The product of its (nonzero) digits is 338688, while the sum is 45.
The spelling of 28076711436 in words is "twenty-eight billion, seventy-six million, seven hundred eleven thousand, four hundred thirty-six".
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