Base | Representation |
---|---|
bin | 10110100101001100… |
… | …00010100101110000 |
3 | 1011021212210102000201 |
4 | 23102212002211300 |
5 | 144312004401112 |
6 | 5322544324544 |
7 | 606264560050 |
oct | 132246024560 |
9 | 34255712021 |
10 | 12123122032 |
11 | 516120601a |
12 | 2424013754 |
13 | 11b28127b8 |
14 | 83010b560 |
15 | 4ae491257 |
hex | 2d2982970 |
12123122032 has 40 divisors (see below), whose sum is σ = 26887716576. Its totient is φ = 5187173376.
The previous prime is 12123121961. The next prime is 12123122047. The reversal of 12123122032 is 23022132121.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18613 + ... + 156820.
Almost surely, 212123122032 is an apocalyptic number.
It is an amenable number.
12123122032 is an abundant number, since it is smaller than the sum of its proper divisors (14764594544).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12123122032 is a wasteful number, since it uses less digits than its factorization.
12123122032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 176065 (or 176059 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 19.
Adding to 12123122032 its reverse (23022132121), we get a palindrome (35145254153).
The spelling of 12123122032 in words is "twelve billion, one hundred twenty-three million, one hundred twenty-two thousand, thirty-two".
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