Base | Representation |
---|---|
bin | 1110110101010… |
… | …10110001000001 |
3 | 22200010202211022 |
4 | 13122222301001 |
5 | 223323301200 |
6 | 20202555225 |
7 | 3040435556 |
oct | 732526101 |
9 | 280122738 |
10 | 124431425 |
11 | 64269198 |
12 | 35808b15 |
13 | 1ca18c81 |
14 | 12750a2d |
15 | adcd885 |
hex | 76aac41 |
124431425 has 12 divisors (see below), whose sum is σ = 155513856. Its totient is φ = 98758800.
The previous prime is 124431409. The next prime is 124431443. The reversal of 124431425 is 524134421.
It is not a de Polignac number, because 124431425 - 24 = 124431409 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 124431394 and 124431403.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16421 + ... + 22770.
It is an arithmetic number, because the mean of its divisors is an integer number (12959488).
Almost surely, 2124431425 is an apocalyptic number.
It is an amenable number.
124431425 is a deficient number, since it is larger than the sum of its proper divisors (31082431).
124431425 is a wasteful number, since it uses less digits than its factorization.
124431425 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39328 (or 39323 counting only the distinct ones).
The product of its digits is 3840, while the sum is 26.
The square root of 124431425 is about 11154.8834597229. The cubic root of 124431425 is about 499.2407476553.
Adding to 124431425 its reverse (524134421), we get a palindrome (648565846).
The spelling of 124431425 in words is "one hundred twenty-four million, four hundred thirty-one thousand, four hundred twenty-five".
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