Base | Representation |
---|---|
bin | 110100101001011110… |
… | …101100011110100001 |
3 | 12101220201002021221012 |
4 | 310221132230132201 |
5 | 1411233301042301 |
6 | 41545244310305 |
7 | 4040610133016 |
oct | 645136543641 |
9 | 171821067835 |
10 | 56530487201 |
11 | 21a79a93811 |
12 | ab57b42395 |
13 | 543ba06536 |
14 | 2a43b8d70d |
15 | 170cd68ebb |
hex | d297ac7a1 |
56530487201 has 2 divisors, whose sum is σ = 56530487202. Its totient is φ = 56530487200.
The previous prime is 56530487183. The next prime is 56530487231. The reversal of 56530487201 is 10278403565.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 54838398976 + 1692088225 = 234176^2 + 41135^2 .
It is a cyclic number.
It is not a de Polignac number, because 56530487201 - 226 = 56463378337 is a prime.
It is not a weakly prime, because it can be changed into another prime (56530487231) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28265243600 + 28265243601.
It is an arithmetic number, because the mean of its divisors is an integer number (28265243601).
Almost surely, 256530487201 is an apocalyptic number.
It is an amenable number.
56530487201 is a deficient number, since it is larger than the sum of its proper divisors (1).
56530487201 is an equidigital number, since it uses as much as digits as its factorization.
56530487201 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 201600, while the sum is 41.
The spelling of 56530487201 in words is "fifty-six billion, five hundred thirty million, four hundred eighty-seven thousand, two hundred one".
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