Base | Representation |
---|---|
bin | 11010001011010110… |
… | …110000000111110100 |
3 | 2200112212210020102111 |
4 | 122023112300013310 |
5 | 430031044113301 |
6 | 20525035420404 |
7 | 2013352236625 |
oct | 321326600764 |
9 | 80485706374 |
10 | 28107801076 |
11 | 10a14136a73 |
12 | 55452b4704 |
13 | 285c363274 |
14 | 1509011a4c |
15 | ae795c551 |
hex | 68b5b01f4 |
28107801076 has 12 divisors (see below), whose sum is σ = 49265155072. Its totient is φ = 14032042488.
The previous prime is 28107801049. The next prime is 28107801079. The reversal of 28107801076 is 67010870182.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28107801079) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5461620 + ... + 5466763.
Almost surely, 228107801076 is an apocalyptic number.
It is an amenable number.
28107801076 is a deficient number, since it is larger than the sum of its proper divisors (21157353996).
28107801076 is a wasteful number, since it uses less digits than its factorization.
28107801076 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10929030 (or 10929028 counting only the distinct ones).
The product of its (nonzero) digits is 37632, while the sum is 40.
The spelling of 28107801076 in words is "twenty-eight billion, one hundred seven million, eight hundred one thousand, seventy-six".
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