Base | Representation |
---|---|
bin | 111001010101000011… |
… | …0110101100011000011 |
3 | 102202202221211120002101 |
4 | 1302222012311203003 |
5 | 4004113412100303 |
6 | 132320214531231 |
7 | 11615566155331 |
oct | 1625206654303 |
9 | 382687746071 |
10 | 123113003203 |
11 | 48237098543 |
12 | 1ba3a366b17 |
13 | b7c0115bb8 |
14 | 5d5c966b51 |
15 | 330841bd1d |
hex | 1caa1b58c3 |
123113003203 has 4 divisors (see below), whose sum is σ = 123119753760. Its totient is φ = 123106252648.
The previous prime is 123113003191. The next prime is 123113003207. The reversal of 123113003203 is 302300311321.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 302300311321 = 38167 ⋅7920463.
It is a cyclic number.
It is not a de Polignac number, because 123113003203 - 225 = 123079448771 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (123113003207) 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, 3347848 + ... + 3384421.
It is an arithmetic number, because the mean of its divisors is an integer number (30779938440).
Almost surely, 2123113003203 is an apocalyptic number.
123113003203 is a deficient number, since it is larger than the sum of its proper divisors (6750557).
123113003203 is an equidigital number, since it uses as much as digits as its factorization.
123113003203 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6750556.
The product of its (nonzero) digits is 324, while the sum is 19.
Adding to 123113003203 its reverse (302300311321), we get a palindrome (425413314524).
The spelling of 123113003203 in words is "one hundred twenty-three billion, one hundred thirteen million, three thousand, two hundred three".
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