Base | Representation |
---|---|
bin | 10110100101001011… |
… | …00101000010111110 |
3 | 1011021212120021000212 |
4 | 23102211211002332 |
5 | 144311442013042 |
6 | 5322541552422 |
7 | 606263544206 |
oct | 132245450276 |
9 | 34255507025 |
10 | 12123001022 |
11 | 5161133110 |
12 | 2423b75712 |
13 | 11b279c6b2 |
14 | 8300b9406 |
15 | 4ae46a482 |
hex | 2d29650be |
12123001022 has 32 divisors (see below), whose sum is σ = 20539720800. Its totient is φ = 5315766400.
The previous prime is 12123001021. The next prime is 12123001063. The reversal of 12123001022 is 22010032121.
It is a happy number.
12123001022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 12123000988 and 12123001006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12123001021) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 776372 + ... + 791832.
It is an arithmetic number, because the mean of its divisors is an integer number (641866275).
Almost surely, 212123001022 is an apocalyptic number.
12123001022 is a deficient number, since it is larger than the sum of its proper divisors (8416719778).
12123001022 is a wasteful number, since it uses less digits than its factorization.
12123001022 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16732.
The product of its (nonzero) digits is 48, while the sum is 14.
Adding to 12123001022 its reverse (22010032121), we get a palindrome (34133033143).
The spelling of 12123001022 in words is "twelve billion, one hundred twenty-three million, one thousand, twenty-two".
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