Base | Representation |
---|---|
bin | 111001011011100001… |
… | …1011010100101010101 |
3 | 102210100002112210222111 |
4 | 1302313003122211111 |
5 | 4010040013211013 |
6 | 132353534231021 |
7 | 11624144326564 |
oct | 1626703324525 |
9 | 383302483874 |
10 | 123330210133 |
11 | 483387632a9 |
12 | 1ba9b055471 |
13 | b826116200 |
14 | 5d7d747bdb |
15 | 331c52473d |
hex | 1cb70da955 |
123330210133 has 6 divisors (see below), whose sum is σ = 133546914114. Its totient is φ = 113843270736.
The previous prime is 123330210121. The next prime is 123330210149. The reversal of 123330210133 is 331012033321.
It can be written as a sum of positive squares in 3 ways, for example, as 3609366084 + 119720844049 = 60078^2 + 346007^2 .
It is not a de Polignac number, because 123330210133 - 221 = 123328112981 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (123430210133) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 364882110 + ... + 364882447.
It is an arithmetic number, because the mean of its divisors is an integer number (22257819019).
Almost surely, 2123330210133 is an apocalyptic number.
123330210133 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
123330210133 is a deficient number, since it is larger than the sum of its proper divisors (10216703981).
123330210133 is an equidigital number, since it uses as much as digits as its factorization.
123330210133 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 729764583 (or 729764570 counting only the distinct ones).
The product of its (nonzero) digits is 972, while the sum is 22.
Adding to 123330210133 its reverse (331012033321), we get a palindrome (454342243454).
The spelling of 123330210133 in words is "one hundred twenty-three billion, three hundred thirty million, two hundred ten thousand, one hundred thirty-three".
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