Base | Representation |
---|---|
bin | 1101000000000… |
… | …0101101011001 |
3 | 10210121100112022 |
4 | 3100000231121 |
5 | 102424410412 |
6 | 5224424225 |
7 | 1231326155 |
oct | 320005531 |
9 | 123540468 |
10 | 54528857 |
11 | 28864379 |
12 | 16318075 |
13 | b3b28c6 |
14 | 7356065 |
15 | 4bc1a72 |
hex | 3400b59 |
54528857 has 2 divisors, whose sum is σ = 54528858. Its totient is φ = 54528856.
The previous prime is 54528833. The next prime is 54528871. The reversal of 54528857 is 75882545.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 44769481 + 9759376 = 6691^2 + 3124^2 .
It is a cyclic number.
It is not a de Polignac number, because 54528857 - 218 = 54266713 is a prime.
It is not a weakly prime, because it can be changed into another prime (54528457) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27264428 + 27264429.
It is an arithmetic number, because the mean of its divisors is an integer number (27264429).
Almost surely, 254528857 is an apocalyptic number.
It is an amenable number.
54528857 is a deficient number, since it is larger than the sum of its proper divisors (1).
54528857 is an equidigital number, since it uses as much as digits as its factorization.
54528857 is an evil number, because the sum of its binary digits is even.
The product of its digits is 448000, while the sum is 44.
The square root of 54528857 is about 7384.3657141287. The cubic root of 54528857 is about 379.2062308888.
The spelling of 54528857 in words is "fifty-four million, five hundred twenty-eight thousand, eight hundred fifty-seven".
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