Base | Representation |
---|---|
bin | 111001010101101101… |
… | …1101000000101110101 |
3 | 102202211111122210222010 |
4 | 1302223123220011311 |
5 | 4004140104332300 |
6 | 132322331154433 |
7 | 11616256121412 |
oct | 1625333500565 |
9 | 382744583863 |
10 | 123135230325 |
11 | 4824869a068 |
12 | 1ba458a5a19 |
13 | b7c48c8c43 |
14 | 5d618b1109 |
15 | 330a35ca50 |
hex | 1cab6e8175 |
123135230325 has 48 divisors (see below), whose sum is σ = 210806150400. Its totient is φ = 63346617600.
The previous prime is 123135230311. The next prime is 123135230369. The reversal of 123135230325 is 523032531321.
It is a happy number.
It is not a de Polignac number, because 123135230325 - 26 = 123135230261 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 123135230292 and 123135230301.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2280996 + ... + 2334354.
It is an arithmetic number, because the mean of its divisors is an integer number (4391794800).
Almost surely, 2123135230325 is an apocalyptic number.
123135230325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
123135230325 is a deficient number, since it is larger than the sum of its proper divisors (87670920075).
123135230325 is a wasteful number, since it uses less digits than its factorization.
123135230325 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54462 (or 54457 counting only the distinct ones).
The product of its (nonzero) digits is 16200, while the sum is 30.
Adding to 123135230325 its reverse (523032531321), we get a palindrome (646167761646).
The spelling of 123135230325 in words is "one hundred twenty-three billion, one hundred thirty-five million, two hundred thirty thousand, three hundred twenty-five".
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