Base | Representation |
---|---|
bin | 10101011100101100… |
… | …100001100100110100 |
3 | 2012110000000211121021 |
4 | 111130230201210310 |
5 | 334131140342322 |
6 | 14325125030524 |
7 | 1443463605514 |
oct | 253454414464 |
9 | 65400024537 |
10 | 23030012212 |
11 | 9848929049 |
12 | 4568855444 |
13 | 223036987c |
14 | 11868a1844 |
15 | 8ebc8c4c7 |
hex | 55cb21934 |
23030012212 has 12 divisors (see below), whose sum is σ = 40351616676. Its totient is φ = 11500978880.
The previous prime is 23030012207. The next prime is 23030012221. The reversal of 23030012212 is 21221003032.
It can be written as a sum of positive squares in 2 ways, for example, as 9801792016 + 13228220196 = 99004^2 + 115014^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3503113 + ... + 3509680.
It is an arithmetic number, because the mean of its divisors is an integer number (3362634723).
Almost surely, 223030012212 is an apocalyptic number.
It is an amenable number.
23030012212 is a deficient number, since it is larger than the sum of its proper divisors (17321604464).
23030012212 is a wasteful number, since it uses less digits than its factorization.
23030012212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7013618 (or 7013616 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 16.
Adding to 23030012212 its reverse (21221003032), we get a palindrome (44251015244).
The spelling of 23030012212 in words is "twenty-three billion, thirty million, twelve thousand, two hundred twelve".
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