Base | Representation |
---|---|
bin | 1101101001111111101001… |
… | …01010011100000101011011 |
3 | 10221022212020202002100002212 |
4 | 12310333310222130011123 |
5 | 12414003343102211443 |
6 | 143511405414545335 |
7 | 6216416605645142 |
oct | 664776452340533 |
9 | 127285222070085 |
10 | 30030221132123 |
11 | 9628821a40a03 |
12 | 345008436824b |
13 | 139aab757a154 |
14 | 75b682d18759 |
15 | 37124d033618 |
hex | 1b4ff4a9c15b |
30030221132123 has 16 divisors (see below), whose sum is σ = 30185970624000. Its totient is φ = 29874686608800.
The previous prime is 30030221132113. The next prime is 30030221132147. The reversal of 30030221132123 is 32123112203003.
It is a cyclic number.
It is not a de Polignac number, because 30030221132123 - 232 = 30025926164827 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30030221132113) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2237547953 + ... + 2237561373.
It is an arithmetic number, because the mean of its divisors is an integer number (1886623164000).
Almost surely, 230030221132123 is an apocalyptic number.
30030221132123 is a deficient number, since it is larger than the sum of its proper divisors (155749491877).
30030221132123 is a wasteful number, since it uses less digits than its factorization.
30030221132123 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20578.
The product of its (nonzero) digits is 1296, while the sum is 23.
Adding to 30030221132123 its reverse (32123112203003), we get a palindrome (62153333335126).
The spelling of 30030221132123 in words is "thirty trillion, thirty billion, two hundred twenty-one million, one hundred thirty-two thousand, one hundred twenty-three".
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