Base | Representation |
---|---|
bin | 11010011110111… |
… | …011011000001000 |
3 | 1010222001112210110 |
4 | 122132323120020 |
5 | 1402221041034 |
6 | 112031114320 |
7 | 14003421300 |
oct | 3236733010 |
9 | 1128045713 |
10 | 444315144 |
11 | 2088935a9 |
12 | 1049729a0 |
13 | 71089290 |
14 | 4301c600 |
15 | 29018de9 |
hex | 1a7bb608 |
444315144 has 96 divisors (see below), whose sum is σ = 1391584320. Its totient is φ = 117177984.
The previous prime is 444315139. The next prime is 444315161. The reversal of 444315144 is 441513444.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 757 + ... + 29819.
It is an arithmetic number, because the mean of its divisors is an integer number (14495670).
Almost surely, 2444315144 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 444315144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (695792160).
444315144 is an abundant number, since it is smaller than the sum of its proper divisors (947269176).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
444315144 is a wasteful number, since it uses less digits than its factorization.
444315144 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29099 (or 29088 counting only the distinct ones).
The product of its digits is 15360, while the sum is 30.
The square root of 444315144 is about 21078.7842154143. The cubic root of 444315144 is about 763.0688151608.
Adding to 444315144 its reverse (441513444), we get a palindrome (885828588).
The spelling of 444315144 in words is "four hundred forty-four million, three hundred fifteen thousand, one hundred forty-four".
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