Base | Representation |
---|---|
bin | 1101011001101010101… |
… | …0001100010010011001 |
3 | 211000020222122010012211 |
4 | 3112122222030102121 |
5 | 12233001333041304 |
6 | 253433145235121 |
7 | 22430156603221 |
oct | 3263252142231 |
9 | 730228563184 |
10 | 230228018329 |
11 | 89703794831 |
12 | 38752a92aa1 |
13 | 189309cb55a |
14 | b200923081 |
15 | 5ec70de204 |
hex | 359aa8c499 |
230228018329 has 2 divisors, whose sum is σ = 230228018330. Its totient is φ = 230228018328.
The previous prime is 230228018239. The next prime is 230228018369. The reversal of 230228018329 is 923810822032.
Together with previous prime (230228018239) it forms an Ormiston pair, because they use the same digits, order apart.
It is an a-pointer prime, because the next prime (230228018369) can be obtained adding 230228018329 to its sum of digits (40).
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 190817827929 + 39410190400 = 436827^2 + 198520^2 .
It is a cyclic number.
It is not a de Polignac number, because 230228018329 - 27 = 230228018201 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 230228018291 and 230228018300.
It is not a weakly prime, because it can be changed into another prime (230228018369) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115114009164 + 115114009165.
It is an arithmetic number, because the mean of its divisors is an integer number (115114009165).
Almost surely, 2230228018329 is an apocalyptic number.
It is an amenable number.
230228018329 is a deficient number, since it is larger than the sum of its proper divisors (1).
230228018329 is an equidigital number, since it uses as much as digits as its factorization.
230228018329 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 82944, while the sum is 40.
The spelling of 230228018329 in words is "two hundred thirty billion, two hundred twenty-eight million, eighteen thousand, three hundred twenty-nine".
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