Base | Representation |
---|---|
bin | 10101011100101110… |
… | …001011000001100101 |
3 | 2012110000211210002100 |
4 | 111130232023001211 |
5 | 334131243203013 |
6 | 14325142202313 |
7 | 1443500354664 |
oct | 253456130145 |
9 | 65400753070 |
10 | 23030444133 |
11 | 98490a3604 |
12 | 4568a23399 |
13 | 223048b348 |
14 | 1186974ddb |
15 | 8ebd25473 |
hex | 55cb8b065 |
23030444133 has 12 divisors (see below), whose sum is σ = 33270634540. Its totient is φ = 15351581376.
The previous prime is 23030444131. The next prime is 23030444137. The reversal of 23030444133 is 33144403032.
It can be written as a sum of positive squares in 2 ways, for example, as 12814692804 + 10215751329 = 113202^2 + 101073^2 .
It is not a de Polignac number, because 23030444133 - 21 = 23030444131 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 23030444097 and 23030444106.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23030444131) 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 11 ways as a sum of consecutive naturals, for example, 97816 + ... + 235857.
Almost surely, 223030444133 is an apocalyptic number.
It is an amenable number.
23030444133 is a deficient number, since it is larger than the sum of its proper divisors (10240190407).
23030444133 is a wasteful number, since it uses less digits than its factorization.
23030444133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 341348 (or 341345 counting only the distinct ones).
The product of its (nonzero) digits is 10368, while the sum is 27.
Adding to 23030444133 its reverse (33144403032), we get a palindrome (56174847165).
The spelling of 23030444133 in words is "twenty-three billion, thirty million, four hundred forty-four thousand, one hundred thirty-three".
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