Base | Representation |
---|---|
bin | 11100010101011010… |
… | …101111010011101011 |
3 | 2220112022022112010011 |
4 | 130111122233103223 |
5 | 444302032231443 |
6 | 21550542032351 |
7 | 2124636413122 |
oct | 342532572353 |
9 | 86468275104 |
10 | 30424102123 |
11 | 119a2681258 |
12 | 5a90b786b7 |
13 | 2b3b1c4cbc |
14 | 16888c4ab9 |
15 | bd0e9db9d |
hex | 7156af4eb |
30424102123 has 2 divisors, whose sum is σ = 30424102124. Its totient is φ = 30424102122.
The previous prime is 30424102117. The next prime is 30424102133. The reversal of 30424102123 is 32120142403.
It is a weak prime.
It is an emirp because it is prime and its reverse (32120142403) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 30424102123 - 221 = 30422004971 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 30424102094 and 30424102103.
It is not a weakly prime, because it can be changed into another prime (30424102133) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15212051061 + 15212051062.
It is an arithmetic number, because the mean of its divisors is an integer number (15212051062).
Almost surely, 230424102123 is an apocalyptic number.
30424102123 is a deficient number, since it is larger than the sum of its proper divisors (1).
30424102123 is an equidigital number, since it uses as much as digits as its factorization.
30424102123 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1152, while the sum is 22.
Adding to 30424102123 its reverse (32120142403), we get a palindrome (62544244526).
The spelling of 30424102123 in words is "thirty billion, four hundred twenty-four million, one hundred two thousand, one hundred twenty-three".
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