Base | Representation |
---|---|
bin | 11010100010011… |
… | …000010011010000 |
3 | 1011000202112002102 |
4 | 122202120103100 |
5 | 1402434020143 |
6 | 112102335532 |
7 | 14014210430 |
oct | 3242302320 |
9 | 1130675072 |
10 | 445220048 |
11 | 209351459 |
12 | 10512a5a8 |
13 | 71315120 |
14 | 431b62c0 |
15 | 291470b8 |
hex | 1a8984d0 |
445220048 has 40 divisors (see below), whose sum is σ = 1061682048. Its totient is φ = 176130432.
The previous prime is 445220033. The next prime is 445220059. The reversal of 445220048 is 840022544.
It is a super-2 number, since 2×4452200482 = 396441782282244608, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 445220048.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151436 + ... + 154347.
Almost surely, 2445220048 is an apocalyptic number.
It is an amenable number.
445220048 is an abundant number, since it is smaller than the sum of its proper divisors (616462000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
445220048 is a wasteful number, since it uses less digits than its factorization.
445220048 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 305811 (or 305805 counting only the distinct ones).
The product of its (nonzero) digits is 10240, while the sum is 29.
The square root of 445220048 is about 21100.2381029220. The cubic root of 445220048 is about 763.5864926065.
The spelling of 445220048 in words is "four hundred forty-five million, two hundred twenty thousand, forty-eight".
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