Base | Representation |
---|---|
bin | 11010110000101… |
… | …111101011001101 |
3 | 1011021211211201220 |
4 | 122300233223031 |
5 | 1404420021210 |
6 | 112315153553 |
7 | 14061213342 |
oct | 3260575315 |
9 | 1137754656 |
10 | 448985805 |
11 | 210493754 |
12 | 1064458b9 |
13 | 72033198 |
14 | 438b67c9 |
15 | 2963cc70 |
hex | 1ac2facd |
448985805 has 16 divisors (see below), whose sum is σ = 719703744. Its totient is φ = 239016960.
The previous prime is 448985791. The next prime is 448985807. The reversal of 448985805 is 508589844.
It is not a de Polignac number, because 448985805 - 25 = 448985773 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (448985807) 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 15 ways as a sum of consecutive naturals, for example, 19156 + ... + 35565.
It is an arithmetic number, because the mean of its divisors is an integer number (44981484).
Almost surely, 2448985805 is an apocalyptic number.
It is an amenable number.
448985805 is a deficient number, since it is larger than the sum of its proper divisors (270717939).
448985805 is a wasteful number, since it uses less digits than its factorization.
448985805 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 55276.
The product of its (nonzero) digits is 1843200, while the sum is 51.
The square root of 448985805 is about 21189.2851460355. The cubic root of 448985805 is about 765.7333051394.
The spelling of 448985805 in words is "four hundred forty-eight million, nine hundred eighty-five thousand, eight hundred five".
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