Base | Representation |
---|---|
bin | 100000010101000… |
… | …010010110101001 |
3 | 1101210121001010201 |
4 | 200111002112221 |
5 | 2102322314302 |
6 | 125453112201 |
7 | 16304126026 |
oct | 4025022651 |
9 | 1353531121 |
10 | 542385577 |
11 | 259187348 |
12 | 131788661 |
13 | 884a5716 |
14 | 5206a54d |
15 | 3293bc87 |
hex | 205425a9 |
542385577 has 2 divisors, whose sum is σ = 542385578. Its totient is φ = 542385576.
The previous prime is 542385551. The next prime is 542385581. The reversal of 542385577 is 775583245.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 533794816 + 8590761 = 23104^2 + 2931^2 .
It is a cyclic number.
It is not a de Polignac number, because 542385577 - 211 = 542383529 is a prime.
It is a super-2 number, since 2×5423855772 = 588364228275245858, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (542385677) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271192788 + 271192789.
It is an arithmetic number, because the mean of its divisors is an integer number (271192789).
Almost surely, 2542385577 is an apocalyptic number.
It is an amenable number.
542385577 is a deficient number, since it is larger than the sum of its proper divisors (1).
542385577 is an equidigital number, since it uses as much as digits as its factorization.
542385577 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 1176000, while the sum is 46.
The square root of 542385577 is about 23289.1729565479. The cubic root of 542385577 is about 815.5226812670.
The spelling of 542385577 in words is "five hundred forty-two million, three hundred eighty-five thousand, five hundred seventy-seven".
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