Base | Representation |
---|---|
bin | 1110110101010… |
… | …00110100000000 |
3 | 22200010100211222 |
4 | 13122220310000 |
5 | 223323022144 |
6 | 20202454212 |
7 | 3040403336 |
oct | 732506400 |
9 | 280110758 |
10 | 124423424 |
11 | 64263184 |
12 | 35804368 |
13 | 1ca15438 |
14 | 1274bb56 |
15 | adcb2ee |
hex | 76a8d00 |
124423424 has 72 divisors (see below), whose sum is σ = 259015680. Its totient is φ = 59609088.
The previous prime is 124423423. The next prime is 124423441. The reversal of 124423424 is 424324421.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 124423393 and 124423402.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (124423421) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 979649 + ... + 979775.
It is an arithmetic number, because the mean of its divisors is an integer number (3597440).
Almost surely, 2124423424 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 124423424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (129507840).
124423424 is an abundant number, since it is smaller than the sum of its proper divisors (134592256).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
124423424 is an equidigital number, since it uses as much as digits as its factorization.
124423424 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 275 (or 261 counting only the distinct ones).
The product of its digits is 6144, while the sum is 26.
The square root of 124423424 is about 11154.5248217932. The cubic root of 124423424 is about 499.2300469532.
Adding to 124423424 its reverse (424324421), we get a palindrome (548747845).
The spelling of 124423424 in words is "one hundred twenty-four million, four hundred twenty-three thousand, four hundred twenty-four".
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