Base | Representation |
---|---|
bin | 11100000010110000… |
… | …011011110000101011 |
3 | 2212201111012102002121 |
4 | 130002300123300223 |
5 | 443131410201443 |
6 | 21455515412111 |
7 | 2114115315340 |
oct | 340260336053 |
9 | 85644172077 |
10 | 30111022123 |
11 | 11851983656 |
12 | 5a04154037 |
13 | 2abb397770 |
14 | 16590a87c7 |
15 | bb37594ed |
hex | 702c1bc2b |
30111022123 has 16 divisors (see below), whose sum is σ = 37273957056. Its totient is φ = 23686381440.
The previous prime is 30111022091. The next prime is 30111022159. The reversal of 30111022123 is 32122011103.
It is a cyclic number.
It is not a de Polignac number, because 30111022123 - 25 = 30111022091 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 30111022097 and 30111022106.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 940588 + ... + 972073.
It is an arithmetic number, because the mean of its divisors is an integer number (2329622316).
Almost surely, 230111022123 is an apocalyptic number.
30111022123 is a deficient number, since it is larger than the sum of its proper divisors (7162934933).
30111022123 is a wasteful number, since it uses less digits than its factorization.
30111022123 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1912854.
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 30111022123 its reverse (32122011103), we get a palindrome (62233033226).
The spelling of 30111022123 in words is "thirty billion, one hundred eleven million, twenty-two thousand, one hundred twenty-three".
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