Base | Representation |
---|---|
bin | 10110011000111010… |
… | …00111111000010010 |
3 | 1011000200222102022121 |
4 | 23030131013320102 |
5 | 144104122333411 |
6 | 5304424524454 |
7 | 603604225600 |
oct | 131435077022 |
9 | 34020872277 |
10 | 12020121106 |
11 | 5109054994 |
12 | 23b562072a |
13 | 119738b0c6 |
14 | 820578870 |
15 | 4a53e7571 |
hex | 2cc747e12 |
12020121106 has 24 divisors (see below), whose sum is σ = 21540753036. Its totient is φ = 5012249760.
The previous prime is 12020121097. The next prime is 12020121161. The reversal of 12020121106 is 60112102021.
12020121106 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 10535174881 + 1484946225 = 102641^2 + 38535^2 .
It is a super-2 number, since 2×120201211062 (a number of 21 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 12020121106.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1653865 + ... + 1661116.
Almost surely, 212020121106 is an apocalyptic number.
12020121106 is a deficient number, since it is larger than the sum of its proper divisors (9520631930).
12020121106 is a wasteful number, since it uses less digits than its factorization.
12020121106 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3315034 (or 3315027 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 16.
Adding to 12020121106 its reverse (60112102021), we get a palindrome (72132223127).
The spelling of 12020121106 in words is "twelve billion, twenty million, one hundred twenty-one thousand, one hundred six".
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