Base | Representation |
---|---|
bin | 11000011100011000… |
… | …10001011101000101 |
3 | 1020212120020110220222 |
4 | 30032030101131011 |
5 | 203333442001013 |
6 | 10010103234125 |
7 | 643125442415 |
oct | 141614213505 |
9 | 36776213828 |
10 | 13123000133 |
11 | 5624656261 |
12 | 2662a48945 |
13 | 1311a09349 |
14 | 8c6c26645 |
15 | 51c14b508 |
hex | 30e311745 |
13123000133 has 4 divisors (see below), whose sum is σ = 13127015328. Its totient is φ = 13118984940.
The previous prime is 13123000097. The next prime is 13123000139. The reversal of 13123000133 is 33100032131.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 13123000133 - 26 = 13123000069 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13123000139) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2002691 + ... + 2009232.
It is an arithmetic number, because the mean of its divisors is an integer number (3281753832).
Almost surely, 213123000133 is an apocalyptic number.
It is an amenable number.
13123000133 is a deficient number, since it is larger than the sum of its proper divisors (4015195).
13123000133 is an equidigital number, since it uses as much as digits as its factorization.
13123000133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4015194.
The product of its (nonzero) digits is 162, while the sum is 17.
Adding to 13123000133 its reverse (33100032131), we get a palindrome (46223032264).
The spelling of 13123000133 in words is "thirteen billion, one hundred twenty-three million, one hundred thirty-three", and thus it is an aban number.
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