Base | Representation |
---|---|
bin | 1110110011000… |
… | …10001001100101 |
3 | 22122120122211011 |
4 | 13121202021211 |
5 | 223234241424 |
6 | 20152342221 |
7 | 3035056450 |
oct | 731421145 |
9 | 278518734 |
10 | 124133989 |
11 | 64085781 |
12 | 356a4971 |
13 | 1c943785 |
14 | 126b4497 |
15 | ad70694 |
hex | 7662265 |
124133989 has 8 divisors (see below), whose sum is σ = 142393088. Its totient is φ = 106006320.
The previous prime is 124133969. The next prime is 124133993. The reversal of 124133989 is 989331421.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 124133989 - 25 = 124133957 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (124133969) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 30822 + ... + 34615.
It is an arithmetic number, because the mean of its divisors is an integer number (17799136).
Almost surely, 2124133989 is an apocalyptic number.
It is an amenable number.
124133989 is a deficient number, since it is larger than the sum of its proper divisors (18259099).
124133989 is an equidigital number, since it uses as much as digits as its factorization.
124133989 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 65715.
The product of its digits is 46656, while the sum is 40.
The square root of 124133989 is about 11141.5433850073. The cubic root of 124133989 is about 498.8426417776.
The spelling of 124133989 in words is "one hundred twenty-four million, one hundred thirty-three thousand, nine hundred eighty-nine".
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