Base | Representation |
---|---|
bin | 11100001001111010… |
… | …100000001011010011 |
3 | 2220000212011002221111 |
4 | 130021322200023103 |
5 | 443403130232123 |
6 | 21515445234151 |
7 | 2120104062043 |
oct | 341172401323 |
9 | 86025132844 |
10 | 30231102163 |
11 | 1190373a559 |
12 | 5a38402957 |
13 | 2b0a21bc42 |
14 | 166b005723 |
15 | bbe07890d |
hex | 709ea02d3 |
30231102163 has 2 divisors, whose sum is σ = 30231102164. Its totient is φ = 30231102162.
The previous prime is 30231102157. The next prime is 30231102169. The reversal of 30231102163 is 36120113203.
It is a balanced prime because it is at equal distance from previous prime (30231102157) and next prime (30231102169).
It is an emirp because it is prime and its reverse (36120113203) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 30231102163 - 25 = 30231102131 is a prime.
It is not a weakly prime, because it can be changed into another prime (30231102169) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15115551081 + 15115551082.
It is an arithmetic number, because the mean of its divisors is an integer number (15115551082).
Almost surely, 230231102163 is an apocalyptic number.
30231102163 is a deficient number, since it is larger than the sum of its proper divisors (1).
30231102163 is an equidigital number, since it uses as much as digits as its factorization.
30231102163 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 648, while the sum is 22.
Adding to 30231102163 its reverse (36120113203), we get a palindrome (66351215366).
The spelling of 30231102163 in words is "thirty billion, two hundred thirty-one million, one hundred two thousand, one hundred sixty-three".
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