Base | Representation |
---|---|
bin | 1101001000100111111010… |
… | …11100110110000101010011 |
3 | 10210021020122121021100101010 |
4 | 12210103331130312011103 |
5 | 12241212114221424012 |
6 | 141232540500142003 |
7 | 6040525560436434 |
oct | 644237534660523 |
9 | 123236577240333 |
10 | 28883612295507 |
11 | 9226520168132 |
12 | 32a5a07397903 |
13 | 1316936482b18 |
14 | 71bd8d66b48b |
15 | 3514e079bc3c |
hex | 1a44fd736153 |
28883612295507 has 16 divisors (see below), whose sum is σ = 39410775840128. Its totient is φ = 18806178706560.
The previous prime is 28883612295469. The next prime is 28883612295529. The reversal of 28883612295507 is 70559221638882.
It is not a de Polignac number, because 28883612295507 - 210 = 28883612294483 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (28883612295547) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9057094 + ... + 11823627.
It is an arithmetic number, because the mean of its divisors is an integer number (2463173490008).
Almost surely, 228883612295507 is an apocalyptic number.
28883612295507 is a deficient number, since it is larger than the sum of its proper divisors (10527163544621).
28883612295507 is a wasteful number, since it uses less digits than its factorization.
28883612295507 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20891490.
The product of its (nonzero) digits is 116121600, while the sum is 66.
The spelling of 28883612295507 in words is "twenty-eight trillion, eight hundred eighty-three billion, six hundred twelve million, two hundred ninety-five thousand, five hundred seven".
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