Base | Representation |
---|---|
bin | 10101101101100100… |
… | …011111101111101001 |
3 | 2020011201202012210112 |
4 | 111231210133233221 |
5 | 340221124321413 |
6 | 14413201024105 |
7 | 1453502152364 |
oct | 255544375751 |
9 | 66151665715 |
10 | 23313120233 |
11 | 9983715317 |
12 | 4627625035 |
13 | 2276c01b00 |
14 | 11b23190db |
15 | 916a612a8 |
hex | 56d91fbe9 |
23313120233 has 12 divisors (see below), whose sum is σ = 25476004620. Its totient is φ = 21322357056.
The previous prime is 23313120209. The next prime is 23313120353. The reversal of 23313120233 is 33202131332.
It can be written as a sum of positive squares in 6 ways, for example, as 936849664 + 22376270569 = 30608^2 + 149587^2 .
It is not a de Polignac number, because 23313120233 - 26 = 23313120169 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 23313120199 and 23313120208.
It is not an unprimeable number, because it can be changed into a prime (23313123233) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 614366 + ... + 651207.
It is an arithmetic number, because the mean of its divisors is an integer number (2123000385).
Almost surely, 223313120233 is an apocalyptic number.
It is an amenable number.
23313120233 is a deficient number, since it is larger than the sum of its proper divisors (2162884387).
23313120233 is a wasteful number, since it uses less digits than its factorization.
23313120233 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1265708 (or 1265695 counting only the distinct ones).
The product of its (nonzero) digits is 1944, while the sum is 23.
Adding to 23313120233 its reverse (33202131332), we get a palindrome (56515251565).
The spelling of 23313120233 in words is "twenty-three billion, three hundred thirteen million, one hundred twenty thousand, two hundred thirty-three".
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