Base | Representation |
---|---|
bin | 11010101110000… |
… | …111100100011101 |
3 | 1011020112212012200 |
4 | 122232013210131 |
5 | 1404231002440 |
6 | 112252322113 |
7 | 14052315024 |
oct | 3256074435 |
9 | 1136485180 |
10 | 448297245 |
11 | 2100633a0 |
12 | 106173339 |
13 | 71b51956 |
14 | 437778bb |
15 | 29553c30 |
hex | 1ab8791d |
448297245 has 24 divisors (see below), whose sum is σ = 847690272. Its totient is φ = 217356000.
The previous prime is 448297243. The next prime is 448297253. The reversal of 448297245 is 542792844.
It is not a de Polignac number, because 448297245 - 21 = 448297243 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 448297245.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (448297243) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 452331 + ... + 453320.
It is an arithmetic number, because the mean of its divisors is an integer number (35320428).
Almost surely, 2448297245 is an apocalyptic number.
448297245 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
It is an amenable number.
448297245 is a deficient number, since it is larger than the sum of its proper divisors (399393027).
448297245 is a wasteful number, since it uses less digits than its factorization.
448297245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 905673 (or 905670 counting only the distinct ones).
The product of its digits is 645120, while the sum is 45.
The square root of 448297245 is about 21173.0310772926. The cubic root of 448297245 is about 765.3416646327.
The spelling of 448297245 in words is "four hundred forty-eight million, two hundred ninety-seven thousand, two hundred forty-five".
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