Base | Representation |
---|---|
bin | 11010101111011… |
… | …100011101001100 |
3 | 1011021012112011021 |
4 | 122233130131030 |
5 | 1404323114230 |
6 | 112304003524 |
7 | 14055263512 |
oct | 3257343514 |
9 | 1137175137 |
10 | 448644940 |
11 | 210280647 |
12 | 1063005a4 |
13 | 71c43ca3 |
14 | 438284b2 |
15 | 295c1c7a |
hex | 1abdc74c |
448644940 has 12 divisors (see below), whose sum is σ = 942154416. Its totient is φ = 179457968.
The previous prime is 448644913. The next prime is 448644941. The reversal of 448644940 is 49446844.
It is not an unprimeable number, because it can be changed into a prime (448644941) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11216104 + ... + 11216143.
It is an arithmetic number, because the mean of its divisors is an integer number (78512868).
Almost surely, 2448644940 is an apocalyptic number.
It is an amenable number.
448644940 is an abundant number, since it is smaller than the sum of its proper divisors (493509476).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
448644940 is a wasteful number, since it uses less digits than its factorization.
448644940 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22432256 (or 22432254 counting only the distinct ones).
The product of its (nonzero) digits is 442368, while the sum is 43.
The square root of 448644940 is about 21181.2402847425. The cubic root of 448644940 is about 765.5394773610.
The spelling of 448644940 in words is "four hundred forty-eight million, six hundred forty-four thousand, nine hundred forty".
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