Base | Representation |
---|---|
bin | 1101101100010110010011… |
… | …00011010001000000111111 |
3 | 10221121121000111002210212220 |
4 | 12312023021203101000333 |
5 | 12421320014131210421 |
6 | 144012503245100423 |
7 | 6225312116526216 |
oct | 666131143210077 |
9 | 127547014083786 |
10 | 30111102210111 |
11 | 965a057225a0a |
12 | 3463897257713 |
13 | 13a56070b1a90 |
14 | 761556ac607d |
15 | 3733d3a423c6 |
hex | 1b62c98d103f |
30111102210111 has 32 divisors (see below), whose sum is σ = 43578655088640. Its totient is φ = 18383263403904.
The previous prime is 30111102210073. The next prime is 30111102210121. The reversal of 30111102210111 is 11101220111103.
It is not a de Polignac number, because 30111102210111 - 26 = 30111102210047 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30111102210121) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 138669621 + ... + 138886593.
It is an arithmetic number, because the mean of its divisors is an integer number (1361832971520).
Almost surely, 230111102210111 is an apocalyptic number.
30111102210111 is a deficient number, since it is larger than the sum of its proper divisors (13467552878529).
30111102210111 is a wasteful number, since it uses less digits than its factorization.
30111102210111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 245135.
The product of its (nonzero) digits is 12, while the sum is 15.
Adding to 30111102210111 its reverse (11101220111103), we get a palindrome (41212322321214).
The spelling of 30111102210111 in words is "thirty trillion, one hundred eleven billion, one hundred two million, two hundred ten thousand, one hundred eleven".
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