Base | Representation |
---|---|
bin | 111100110001010111… |
… | …1001011001100010001 |
3 | 110110212011012222111022 |
4 | 1321202233023030101 |
5 | 4114233410141112 |
6 | 135541534525225 |
7 | 12300022615544 |
oct | 1714257131421 |
9 | 413764188438 |
10 | 130505552657 |
11 | 5038aa89347 |
12 | 21362066815 |
13 | c3ca85210c |
14 | 64606a885b |
15 | 35dc426d72 |
hex | 1e62bcb311 |
130505552657 has 2 divisors, whose sum is σ = 130505552658. Its totient is φ = 130505552656.
The previous prime is 130505552641. The next prime is 130505552669. The reversal of 130505552657 is 756255505031.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 78108511441 + 52397041216 = 279479^2 + 228904^2 .
It is a cyclic number.
It is not a de Polignac number, because 130505552657 - 24 = 130505552641 is a prime.
It is not a weakly prime, because it can be changed into another prime (130505552627) 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, 65252776328 + 65252776329.
It is an arithmetic number, because the mean of its divisors is an integer number (65252776329).
Almost surely, 2130505552657 is an apocalyptic number.
It is an amenable number.
130505552657 is a deficient number, since it is larger than the sum of its proper divisors (1).
130505552657 is an equidigital number, since it uses as much as digits as its factorization.
130505552657 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 787500, while the sum is 44.
The spelling of 130505552657 in words is "one hundred thirty billion, five hundred five million, five hundred fifty-two thousand, six hundred fifty-seven".
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