Base | Representation |
---|---|
bin | 1101101100101000111111… |
… | …00001000111100001101100 |
3 | 10221122112220122110222120210 |
4 | 12312110133201013201230 |
5 | 12422001040403001444 |
6 | 144021242542142420 |
7 | 6226115535111564 |
oct | 666243741074154 |
9 | 127575818428523 |
10 | 30121134422124 |
11 | 9663335141319 |
12 | 3465816b81a10 |
13 | 13a6545669cc5 |
14 | 761c29231da4 |
15 | 3737be6647b9 |
hex | 1b651f84786c |
30121134422124 has 48 divisors (see below), whose sum is σ = 70844188060800. Its totient is φ = 9960258462336.
The previous prime is 30121134422089. The next prime is 30121134422143. The reversal of 30121134422124 is 42122443112103.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 30121134422091 and 30121134422100.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3880314 + ... + 8677505.
It is an arithmetic number, because the mean of its divisors is an integer number (1475920584600).
Almost surely, 230121134422124 is an apocalyptic number.
It is an amenable number.
30121134422124 is an abundant number, since it is smaller than the sum of its proper divisors (40723053638676).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30121134422124 is a wasteful number, since it uses less digits than its factorization.
30121134422124 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12559422 (or 12559420 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 30.
Adding to 30121134422124 its reverse (42122443112103), we get a palindrome (72243577534227).
The spelling of 30121134422124 in words is "thirty trillion, one hundred twenty-one billion, one hundred thirty-four million, four hundred twenty-two thousand, one hundred twenty-four".
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