Base | Representation |
---|---|
bin | 1101011100000010101… |
… | …1011011111010001111 |
3 | 211001220102212210002221 |
4 | 3113000223123322033 |
5 | 12240303131104141 |
6 | 254020333000211 |
7 | 22452033406321 |
oct | 3270053337217 |
9 | 731812783087 |
10 | 230865878671 |
11 | 89a0085173a |
12 | 388b0623067 |
13 | 18a02bc1acc |
14 | b261523611 |
15 | 60130d9bd1 |
hex | 35c0adbe8f |
230865878671 has 2 divisors, whose sum is σ = 230865878672. Its totient is φ = 230865878670.
The previous prime is 230865878647. The next prime is 230865878791. The reversal of 230865878671 is 176878568032.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-230865878671 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (230865878071) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115432939335 + 115432939336.
It is an arithmetic number, because the mean of its divisors is an integer number (115432939336).
Almost surely, 2230865878671 is an apocalyptic number.
230865878671 is a deficient number, since it is larger than the sum of its proper divisors (1).
230865878671 is an equidigital number, since it uses as much as digits as its factorization.
230865878671 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 27095040, while the sum is 61.
The spelling of 230865878671 in words is "two hundred thirty billion, eight hundred sixty-five million, eight hundred seventy-eight thousand, six hundred seventy-one".
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