Base | Representation |
---|---|
bin | 1010001000100000… |
… | …11011110100100000 |
3 | 112001010120001021001 |
4 | 11010100123310200 |
5 | 42120133014430 |
6 | 2255452441344 |
7 | 251545211233 |
oct | 50420336440 |
9 | 15033501231 |
10 | 5440126240 |
11 | 234189a3aa |
12 | 1079a79254 |
13 | 6890ac313 |
14 | 39870d41a |
15 | 21c8e43ca |
hex | 14441bd20 |
5440126240 has 72 divisors (see below), whose sum is σ = 13311092340. Its totient is φ = 2100962304.
The previous prime is 5440126183. The next prime is 5440126247. The reversal of 5440126240 is 426210445.
It can be written as a sum of positive squares in 6 ways, for example, as 3633196176 + 1806930064 = 60276^2 + 42508^2 .
It is a junction number, because it is equal to n+sod(n) for n = 5440126199 and 5440126208.
It is not an unprimeable number, because it can be changed into a prime (5440126247) 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, 114346 + ... + 154774.
Almost surely, 25440126240 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 5440126240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6655546170).
5440126240 is an abundant number, since it is smaller than the sum of its proper divisors (7870966100).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5440126240 is a wasteful number, since it uses less digits than its factorization.
5440126240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40502 (or 40465 counting only the distinct ones).
The product of its (nonzero) digits is 7680, while the sum is 28.
The square root of 5440126240 is about 73757.2114440344. The cubic root of 5440126240 is about 1758.7454730663.
Adding to 5440126240 its reverse (426210445), we get a palindrome (5866336685).
The spelling of 5440126240 in words is "five billion, four hundred forty million, one hundred twenty-six thousand, two hundred forty".
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