Base | Representation |
---|---|
bin | 1110110010011… |
… | …00011010000000 |
3 | 22122102010122121 |
4 | 13121030122000 |
5 | 223223414203 |
6 | 20150414024 |
7 | 3034236010 |
oct | 731143200 |
9 | 278363577 |
10 | 124044928 |
11 | 64024877 |
12 | 35661314 |
13 | 1c912087 |
14 | 1268dc40 |
15 | ad540bd |
hex | 764c680 |
124044928 has 64 divisors (see below), whose sum is σ = 284457600. Its totient is φ = 52780032.
The previous prime is 124044917. The next prime is 124044929. The reversal of 124044928 is 829440421.
It is a tau number, because it is divible by the number of its divisors (64).
It is a junction number, because it is equal to n+sod(n) for n = 124044893 and 124044902.
It is not an unprimeable number, because it can be changed into a prime (124044929) 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, 149218 + ... + 150046.
It is an arithmetic number, because the mean of its divisors is an integer number (4444650).
Almost surely, 2124044928 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 124044928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (142228800).
124044928 is an abundant number, since it is smaller than the sum of its proper divisors (160412672).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
124044928 is an equidigital number, since it uses as much as digits as its factorization.
124044928 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1017 (or 1005 counting only the distinct ones).
The product of its (nonzero) digits is 18432, while the sum is 34.
The square root of 124044928 is about 11137.5458697147. The cubic root of 124044928 is about 498.7233135848.
The spelling of 124044928 in words is "one hundred twenty-four million, forty-four thousand, nine hundred twenty-eight".
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