Base | Representation |
---|---|
bin | 1011000000010100011001… |
… | …0110010010110011010011 |
3 | 1120211202110222202121000100 |
4 | 2300011012112102303103 |
5 | 3041222002344402011 |
6 | 41422413255223443 |
7 | 2356126556345433 |
oct | 260050626226323 |
9 | 46752428677010 |
10 | 12100103122131 |
11 | 3945696844102 |
12 | 14350b8077b83 |
13 | 69a05b696c2b |
14 | 2db9106042c3 |
15 | 15eb41229d56 |
hex | b0146592cd3 |
12100103122131 has 24 divisors (see below), whose sum is σ = 17508015018000. Its totient is φ = 8052854337216.
The previous prime is 12100103122103. The next prime is 12100103122169. The reversal of 12100103122131 is 13122130100121.
12100103122131 is a `hidden beast` number, since 1 + 210 + 0 + 10 + 312 + 2 + 131 = 666.
It is not a de Polignac number, because 12100103122131 - 26 = 12100103122067 is a prime.
It is a super-2 number, since 2×121001031221312 (a number of 27 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (12100103122171) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24942120 + ... + 25422618.
It is an arithmetic number, because the mean of its divisors is an integer number (729500625750).
Almost surely, 212100103122131 is an apocalyptic number.
12100103122131 is a deficient number, since it is larger than the sum of its proper divisors (5407911895869).
12100103122131 is a wasteful number, since it uses less digits than its factorization.
12100103122131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 485315 (or 485312 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 18.
Adding to 12100103122131 its reverse (13122130100121), we get a palindrome (25222233222252).
The spelling of 12100103122131 in words is "twelve trillion, one hundred billion, one hundred three million, one hundred twenty-two thousand, one hundred thirty-one".
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