Base | Representation |
---|---|
bin | 11010011101111… |
… | …000010001000100 |
3 | 1010221112120201120 |
4 | 122131320101010 |
5 | 1402133242020 |
6 | 112021153540 |
7 | 14001165006 |
oct | 3235702104 |
9 | 1127476646 |
10 | 444040260 |
11 | 208716024 |
12 | 10485b8b0 |
13 | 70cc1121 |
14 | 42d8a376 |
15 | 28eb2740 |
hex | 1a778444 |
444040260 has 96 divisors (see below), whose sum is σ = 1319485440. Its totient is φ = 111259008.
The previous prime is 444040237. The next prime is 444040327. The reversal of 444040260 is 62040444.
It is a self number, because there is not a number n which added to its sum of digits gives 444040260.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 143247 + ... + 146313.
It is an arithmetic number, because the mean of its divisors is an integer number (13744640).
Almost surely, 2444040260 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 444040260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (659742720).
444040260 is an abundant number, since it is smaller than the sum of its proper divisors (875445180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
444040260 is a wasteful number, since it uses less digits than its factorization.
444040260 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3225 (or 3223 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 24.
The square root of 444040260 is about 21072.2628115729. The cubic root of 444040260 is about 762.9114203610.
The spelling of 444040260 in words is "four hundred forty-four million, forty thousand, two hundred sixty".
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