Base | Representation |
---|---|
bin | 1100110010100… |
… | …0101100001100 |
3 | 10201221101210110 |
4 | 3030220230030 |
5 | 102213102134 |
6 | 5153440020 |
7 | 1220652426 |
oct | 314505414 |
9 | 121841713 |
10 | 53644044 |
11 | 2830a623 |
12 | 15b70010 |
13 | b162c4c |
14 | 71a5816 |
15 | 4a997e9 |
hex | 3328b0c |
53644044 has 48 divisors (see below), whose sum is σ = 133056000. Its totient is φ = 16763136.
The previous prime is 53644037. The next prime is 53644057. The reversal of 53644044 is 44044635.
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 15 ways as a sum of consecutive naturals, for example, 89257 + ... + 89855.
It is an arithmetic number, because the mean of its divisors is an integer number (2772000).
Almost surely, 253644044 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 53644044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66528000).
53644044 is an abundant number, since it is smaller than the sum of its proper divisors (79411956).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53644044 is a wasteful number, since it uses less digits than its factorization.
53644044 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1062 (or 1060 counting only the distinct ones).
The product of its (nonzero) digits is 23040, while the sum is 30.
The square root of 53644044 is about 7324.2094453941. The cubic root of 53644044 is about 377.1439714482.
Adding to 53644044 its reverse (44044635), we get a palindrome (97688679).
The spelling of 53644044 in words is "fifty-three million, six hundred forty-four thousand, forty-four".
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