Base | Representation |
---|---|
bin | 11110100001100… |
… | …001101001000011 |
3 | 1022200121122000212 |
4 | 132201201221003 |
5 | 2022044330102 |
6 | 122452104335 |
7 | 15455551400 |
oct | 3641415103 |
9 | 1280548025 |
10 | 512105027 |
11 | 2430850a5 |
12 | 1236050ab |
13 | 82132b35 |
14 | 4c0272a7 |
15 | 2ee59c52 |
hex | 1e861a43 |
512105027 has 24 divisors (see below), whose sum is σ = 626631552. Its totient is φ = 416707200.
The previous prime is 512105023. The next prime is 512105071. The reversal of 512105027 is 720501215.
It is a happy number.
It is not a de Polignac number, because 512105027 - 22 = 512105023 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 512104993 and 512105011.
It is not an unprimeable number, because it can be changed into a prime (512105023) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 77327 + ... + 83687.
It is an arithmetic number, because the mean of its divisors is an integer number (26109648).
Almost surely, 2512105027 is an apocalyptic number.
512105027 is a deficient number, since it is larger than the sum of its proper divisors (114526525).
512105027 is a wasteful number, since it uses less digits than its factorization.
512105027 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6459 (or 6452 counting only the distinct ones).
The product of its (nonzero) digits is 700, while the sum is 23.
The square root of 512105027 is about 22629.7376697124. The cubic root of 512105027 is about 800.0546978226.
The spelling of 512105027 in words is "five hundred twelve million, one hundred five thousand, twenty-seven".
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