Base | Representation |
---|---|
bin | 11010100000000010… |
… | …101010000100101001 |
3 | 2201110001211101211210 |
4 | 122200002222010221 |
5 | 431233420324303 |
6 | 21023314143333 |
7 | 2025065163540 |
oct | 324002520451 |
9 | 81401741753 |
10 | 28454854953 |
11 | 11082029758 |
12 | 5621581b49 |
13 | 28b62274a5 |
14 | 153d153157 |
15 | b18163203 |
hex | 6a00aa129 |
28454854953 has 16 divisors (see below), whose sum is σ = 43545879936. Its totient is φ = 16190129280.
The previous prime is 28454854933. The next prime is 28454854963. The reversal of 28454854953 is 35945845482.
It is not a de Polignac number, because 28454854953 - 224 = 28438077737 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 28454854893 and 28454854902.
It is not an unprimeable number, because it can be changed into a prime (28454854913) 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, 2902818 + ... + 2912603.
It is an arithmetic number, because the mean of its divisors is an integer number (2721617496).
Almost surely, 228454854953 is an apocalyptic number.
It is an amenable number.
28454854953 is a deficient number, since it is larger than the sum of its proper divisors (15091024983).
28454854953 is a wasteful number, since it uses less digits than its factorization.
28454854953 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5815664.
The product of its digits is 27648000, while the sum is 57.
The spelling of 28454854953 in words is "twenty-eight billion, four hundred fifty-four million, eight hundred fifty-four thousand, nine hundred fifty-three".
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