Base | Representation |
---|---|
bin | 111001010010010111… |
… | …1101011001011010011 |
3 | 102202112200120020002100 |
4 | 1302210233223023103 |
5 | 4003422344422311 |
6 | 132303242451443 |
7 | 11613424426434 |
oct | 1624457531323 |
9 | 382480506070 |
10 | 123023045331 |
11 | 481a033589a |
12 | 1ba14203b83 |
13 | b7a75aa1a4 |
14 | 5d50a2b48b |
15 | 330059ca56 |
hex | 1ca4beb2d3 |
123023045331 has 12 divisors (see below), whose sum is σ = 178056073000. Its totient is φ = 81851001120.
The previous prime is 123023045317. The next prime is 123023045351. The reversal of 123023045331 is 133540320321.
123023045331 is a `hidden beast` number, since 1 + 2 + 302 + 304 + 53 + 3 + 1 = 666.
It is not a de Polignac number, because 123023045331 - 27 = 123023045203 is a prime.
It is a super-2 number, since 2×1230230453312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 123023045295 and 123023045304.
It is not an unprimeable number, because it can be changed into a prime (123023045351) 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, 13692130 + ... + 13701111.
Almost surely, 2123023045331 is an apocalyptic number.
123023045331 is a deficient number, since it is larger than the sum of its proper divisors (55033027669).
123023045331 is a wasteful number, since it uses less digits than its factorization.
123023045331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27393746 (or 27393743 counting only the distinct ones).
The product of its (nonzero) digits is 6480, while the sum is 27.
Adding to 123023045331 its reverse (133540320321), we get a palindrome (256563365652).
The spelling of 123023045331 in words is "one hundred twenty-three billion, twenty-three million, forty-five thousand, three hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •