Base | Representation |
---|---|
bin | 1110101100010… |
… | …11100111100100 |
3 | 22120221000102221 |
4 | 13112023213210 |
5 | 223023132033 |
6 | 20121442124 |
7 | 3024436543 |
oct | 726134744 |
9 | 276830387 |
10 | 123255268 |
11 | 63635564 |
12 | 35340344 |
13 | 1c6c6816 |
14 | 1252615a |
15 | ac4a12d |
hex | 758b9e4 |
123255268 has 6 divisors (see below), whose sum is σ = 215696726. Its totient is φ = 61627632.
The previous prime is 123255241. The next prime is 123255269. The reversal of 123255268 is 862552321.
It can be written as a sum of positive squares in only one way, i.e., 91355364 + 31899904 = 9558^2 + 5648^2 .
It is a super-2 number, since 2×1232552682 = 30383722179503648, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (123255269) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15406905 + ... + 15406912.
Almost surely, 2123255268 is an apocalyptic number.
It is an amenable number.
123255268 is a deficient number, since it is larger than the sum of its proper divisors (92441458).
123255268 is a wasteful number, since it uses less digits than its factorization.
123255268 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30813821 (or 30813819 counting only the distinct ones).
The product of its digits is 28800, while the sum is 34.
The square root of 123255268 is about 11102.0389118396. The cubic root of 123255268 is about 497.6627825186.
The spelling of 123255268 in words is "one hundred twenty-three million, two hundred fifty-five thousand, two hundred sixty-eight".
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