Base | Representation |
---|---|
bin | 11010001000010000… |
… | …001110111010001100 |
3 | 2200102020212022012122 |
4 | 122020100032322030 |
5 | 424424233314044 |
6 | 20515540152112 |
7 | 2012151013121 |
oct | 321020167214 |
9 | 80366768178 |
10 | 28055760524 |
11 | 10997822150 |
12 | 552b998638 |
13 | 285164213c |
14 | 1502146748 |
15 | ae30ccdee |
hex | 68840ee8c |
28055760524 has 24 divisors (see below), whose sum is σ = 53568173568. Its totient is φ = 12750909840.
The previous prime is 28055760517. The next prime is 28055760553. The reversal of 28055760524 is 42506755082.
It is a Harshad number since it is a multiple of its sum of digits (44).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 324989 + ... + 402155.
It is an arithmetic number, because the mean of its divisors is an integer number (2232007232).
Almost surely, 228055760524 is an apocalyptic number.
It is an amenable number.
28055760524 is a deficient number, since it is larger than the sum of its proper divisors (25512413044).
28055760524 is a wasteful number, since it uses less digits than its factorization.
28055760524 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 85445 (or 85443 counting only the distinct ones).
The product of its (nonzero) digits is 672000, while the sum is 44.
The spelling of 28055760524 in words is "twenty-eight billion, fifty-five million, seven hundred sixty thousand, five hundred twenty-four".
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