Base | Representation |
---|---|
bin | 1101011001011101001… |
… | …1001011100001000101 |
3 | 211000010001120112011222 |
4 | 3112113103023201011 |
5 | 12232342420413323 |
6 | 253423413210125 |
7 | 22425603531314 |
oct | 3262723134105 |
9 | 730101515158 |
10 | 230171654213 |
11 | 89684997616 |
12 | 38738030945 |
13 | 189221254c7 |
14 | b1d725027b |
15 | 5ec21a89c8 |
hex | 35974cb845 |
230171654213 has 2 divisors, whose sum is σ = 230171654214. Its totient is φ = 230171654212.
The previous prime is 230171654189. The next prime is 230171654333. The reversal of 230171654213 is 312456171032.
230171654213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 130604900449 + 99566753764 = 361393^2 + 315542^2 .
It is a cyclic number.
It is not a de Polignac number, because 230171654213 - 210 = 230171653189 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (230171654813) 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, 115085827106 + 115085827107.
It is an arithmetic number, because the mean of its divisors is an integer number (115085827107).
Almost surely, 2230171654213 is an apocalyptic number.
It is an amenable number.
230171654213 is a deficient number, since it is larger than the sum of its proper divisors (1).
230171654213 is an equidigital number, since it uses as much as digits as its factorization.
230171654213 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 30240, while the sum is 35.
The spelling of 230171654213 in words is "two hundred thirty billion, one hundred seventy-one million, six hundred fifty-four thousand, two hundred thirteen".
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