Base | Representation |
---|---|
bin | 1110110011111… |
… | …00110111100000 |
3 | 22122210012221022 |
4 | 13121330313200 |
5 | 223301242144 |
6 | 20154545012 |
7 | 3036023504 |
oct | 731746740 |
9 | 278705838 |
10 | 124243424 |
11 | 6414aa18 |
12 | 35738168 |
13 | 1c981526 |
14 | 12702304 |
15 | ad92cee |
hex | 767cde0 |
124243424 has 48 divisors (see below), whose sum is σ = 264085920. Its totient is φ = 57361920.
The previous prime is 124243423. The next prime is 124243459. The reversal of 124243424 is 424342421.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 124243393 and 124243402.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (124243421) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18434 + ... + 24254.
It is an arithmetic number, because the mean of its divisors is an integer number (5501790).
Almost surely, 2124243424 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 124243424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (132042960).
124243424 is an abundant number, since it is smaller than the sum of its proper divisors (139842496).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
124243424 is a wasteful number, since it uses less digits than its factorization.
124243424 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5883 (or 5875 counting only the distinct ones).
The product of its digits is 6144, while the sum is 26.
The square root of 124243424 is about 11146.4534269874. The cubic root of 124243424 is about 498.9891899029.
Adding to 124243424 its reverse (424342421), we get a palindrome (548585845).
The spelling of 124243424 in words is "one hundred twenty-four million, two hundred forty-three thousand, four hundred twenty-four".
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