Base | Representation |
---|---|
bin | 11010110010111… |
… | …111010010100001 |
3 | 1011022221201122201 |
4 | 122302333102201 |
5 | 1410042332144 |
6 | 112335533201 |
7 | 14066213341 |
oct | 3262772241 |
9 | 1138851581 |
10 | 449574049 |
11 | 210855701 |
12 | 10668a201 |
13 | 721aab62 |
14 | 439cad21 |
15 | 297071d4 |
hex | 1acbf4a1 |
449574049 has 6 divisors (see below), whose sum is σ = 452375826. Its totient is φ = 446789520.
The previous prime is 449574023. The next prime is 449574071. The reversal of 449574049 is 940475944.
It can be written as a sum of positive squares in only one way, i.e., 415140625 + 34433424 = 20375^2 + 5868^2 .
It is a de Polignac number, because none of the positive numbers 2k-449574049 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (449574019) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18109 + ... + 35029.
It is an arithmetic number, because the mean of its divisors is an integer number (75395971).
Almost surely, 2449574049 is an apocalyptic number.
It is an amenable number.
449574049 is a deficient number, since it is larger than the sum of its proper divisors (2801777).
449574049 is an equidigital number, since it uses as much as digits as its factorization.
449574049 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17247 (or 17084 counting only the distinct ones).
The product of its (nonzero) digits is 725760, while the sum is 46.
The square root of 449574049 is about 21203.1612973160. The cubic root of 449574049 is about 766.0675706810.
The spelling of 449574049 in words is "four hundred forty-nine million, five hundred seventy-four thousand, forty-nine".
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