Base | Representation |
---|---|
bin | 110010100011011100… |
… | …010111001000111010 |
3 | 12012002222122112000111 |
4 | 302203130113020322 |
5 | 1342132110303240 |
6 | 40534153454534 |
7 | 3631103036266 |
oct | 624334271072 |
9 | 165088575014 |
10 | 54281728570 |
11 | 21025691103 |
12 | a62aa1144a |
13 | 5170b62824 |
14 | 28ad25d0a6 |
15 | 162a71a1ea |
hex | ca371723a |
54281728570 has 16 divisors (see below), whose sum is σ = 97856751240. Its totient is φ = 21679438144.
The previous prime is 54281728537. The next prime is 54281728573. The reversal of 54281728570 is 7582718245.
It is a happy number.
54281728570 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 29398874521 + 24882854049 = 171461^2 + 157743^2 .
It is not an unprimeable number, because it can be changed into a prime (54281728573) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4149805 + ... + 4162864.
Almost surely, 254281728570 is an apocalyptic number.
54281728570 is a deficient number, since it is larger than the sum of its proper divisors (43575022670).
54281728570 is a wasteful number, since it uses less digits than its factorization.
54281728570 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8313329.
The product of its (nonzero) digits is 1254400, while the sum is 49.
The spelling of 54281728570 in words is "fifty-four billion, two hundred eighty-one million, seven hundred twenty-eight thousand, five hundred seventy".
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