Base | Representation |
---|---|
bin | 1110101100001… |
… | …00010101010010 |
3 | 22120212111111200 |
4 | 13112010111102 |
5 | 223021203201 |
6 | 20121052030 |
7 | 3024253542 |
oct | 726042522 |
9 | 276774450 |
10 | 123225426 |
11 | 636150a5 |
12 | 35327016 |
13 | 1c6b606c |
14 | 12519322 |
15 | ac41386 |
hex | 7584552 |
123225426 has 24 divisors (see below), whose sum is σ = 267272460. Its totient is φ = 41031456.
The previous prime is 123225419. The next prime is 123225449. The reversal of 123225426 is 624522321.
It is a happy number.
123225426 is a `hidden beast` number, since 1 + 232 + 2 + 5 + 426 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 74909025 + 48316401 = 8655^2 + 6951^2 .
It is a super-2 number, since 2×1232254262 = 30369011225762952, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 123225426.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16876 + ... + 23048.
Almost surely, 2123225426 is an apocalyptic number.
123225426 is an abundant number, since it is smaller than the sum of its proper divisors (144047034).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123225426 is a wasteful number, since it uses less digits than its factorization.
123225426 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7290 (or 7287 counting only the distinct ones).
The product of its digits is 5760, while the sum is 27.
The square root of 123225426 is about 11100.6948431168. The cubic root of 123225426 is about 497.6226153335.
Adding to 123225426 its reverse (624522321), we get a palindrome (747747747).
The spelling of 123225426 in words is "one hundred twenty-three million, two hundred twenty-five thousand, four hundred twenty-six".
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