Base | Representation |
---|---|
bin | 101001010110101011… |
… | …111110000101101100 |
3 | 11020121121000221200201 |
4 | 221112223332011230 |
5 | 1211414413240134 |
6 | 32222100403244 |
7 | 3131242053460 |
oct | 512653760554 |
9 | 136547027621 |
10 | 44404040044 |
11 | 17916a17561 |
12 | 87329a6524 |
13 | 42585cb410 |
14 | 22134584a0 |
15 | 124d46c914 |
hex | a56afe16c |
44404040044 has 24 divisors (see below), whose sum is σ = 95639471648. Its totient is φ = 17566433280.
The previous prime is 44404040039. The next prime is 44404040053. The reversal of 44404040044 is 44004040444.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a junction number, because it is equal to n+sod(n) for n = 44404039994 and 44404040021.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60994197 + ... + 60994924.
Almost surely, 244404040044 is an apocalyptic number.
It is an amenable number.
44404040044 is an abundant number, since it is smaller than the sum of its proper divisors (51235431604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
44404040044 is a wasteful number, since it uses less digits than its factorization.
44404040044 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 121989145 (or 121989143 counting only the distinct ones).
The product of its (nonzero) digits is 16384, while the sum is 28.
Adding to 44404040044 its reverse (44004040444), we get a palindrome (88408080488).
It can be divided in two parts, 444040400 and 44, that added together give a palindrome (444040444).
The spelling of 44404040044 in words is "forty-four billion, four hundred four million, forty thousand, forty-four".
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