Base | Representation |
---|---|
bin | 1110110101010… |
… | …00000000011100 |
3 | 22200010012022202 |
4 | 13122220000130 |
5 | 223322420444 |
6 | 20202431032 |
7 | 3040360613 |
oct | 732500034 |
9 | 280105282 |
10 | 124420124 |
11 | 64260754 |
12 | 35802478 |
13 | 1ca13a9a |
14 | 1274a87a |
15 | adca34e |
hex | 76a801c |
124420124 has 12 divisors (see below), whose sum is σ = 218939448. Its totient is φ = 61866000.
The previous prime is 124420103. The next prime is 124420141. The reversal of 124420124 is 421024421.
It is a junction number, because it is equal to n+sod(n) for n = 124420096 and 124420105.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85202 + ... + 86649.
It is an arithmetic number, because the mean of its divisors is an integer number (18244954).
Almost surely, 2124420124 is an apocalyptic number.
It is an amenable number.
124420124 is a deficient number, since it is larger than the sum of its proper divisors (94519324).
124420124 is a wasteful number, since it uses less digits than its factorization.
124420124 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 172036 (or 172034 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 20.
The square root of 124420124 is about 11154.3768987783. The cubic root of 124420124 is about 499.2256333317.
Adding to 124420124 its reverse (421024421), we get a palindrome (545444545).
The spelling of 124420124 in words is "one hundred twenty-four million, four hundred twenty thousand, one hundred twenty-four".
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