Base | Representation |
---|---|
bin | 11010011111010… |
… | …011010011011000 |
3 | 1010222020112020002 |
4 | 122133103103120 |
5 | 1402232210034 |
6 | 112033152132 |
7 | 14004310100 |
oct | 3237232330 |
9 | 1128215202 |
10 | 444413144 |
11 | 20895019a |
12 | 1049bb648 |
13 | 710c1a76 |
14 | 43046200 |
15 | 29037e7e |
hex | 1a7d34d8 |
444413144 has 48 divisors (see below), whose sum is σ = 983845080. Its totient is φ = 187608960.
The previous prime is 444413141. The next prime is 444413161. The reversal of 444413144 is 441314444.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (444413141) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17804 + ... + 34724.
Almost surely, 2444413144 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 444413144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (491922540).
444413144 is an abundant number, since it is smaller than the sum of its proper divisors (539431936).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
444413144 is a wasteful number, since it uses less digits than its factorization.
444413144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17008 (or 16997 counting only the distinct ones).
The product of its digits is 12288, while the sum is 29.
The square root of 444413144 is about 21081.1086994968. The cubic root of 444413144 is about 763.1249129160.
Adding to 444413144 its reverse (441314444), we get a palindrome (885727588).
The spelling of 444413144 in words is "four hundred forty-four million, four hundred thirteen thousand, one hundred forty-four".
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