Base | Representation |
---|---|
bin | 1110111001110010110… |
… | …01010110110011001001 |
3 | 1210221201121212021121201 |
4 | 13130321121112303021 |
5 | 31342201344302041 |
6 | 1031123341504201 |
7 | 51665265443653 |
oct | 7347131266311 |
9 | 1727647767551 |
10 | 512064056521 |
11 | 18818a8a0746 |
12 | 832a9272061 |
13 | 3939764ca64 |
14 | 1aad95576d3 |
15 | d4bed08631 |
hex | 7739656cc9 |
512064056521 has 2 divisors, whose sum is σ = 512064056522. Its totient is φ = 512064056520.
The previous prime is 512064056509. The next prime is 512064056527. The reversal of 512064056521 is 125650460215.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 465753016521 + 46311040000 = 682461^2 + 215200^2 .
It is a cyclic number.
It is not a de Polignac number, because 512064056521 - 25 = 512064056489 is a prime.
It is not a weakly prime, because it can be changed into another prime (512064056527) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256032028260 + 256032028261.
It is an arithmetic number, because the mean of its divisors is an integer number (256032028261).
Almost surely, 2512064056521 is an apocalyptic number.
It is an amenable number.
512064056521 is a deficient number, since it is larger than the sum of its proper divisors (1).
512064056521 is an equidigital number, since it uses as much as digits as its factorization.
512064056521 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 72000, while the sum is 37.
The spelling of 512064056521 in words is "five hundred twelve billion, sixty-four million, fifty-six thousand, five hundred twenty-one".
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