Base | Representation |
---|---|
bin | 1111110010100110001… |
… | …10111011001010011100 |
3 | 1220212102221202001120220 |
4 | 13321103012323022130 |
5 | 32342130403002140 |
6 | 1053125420041340 |
7 | 54125101431144 |
oct | 7712306731234 |
9 | 1825387661526 |
10 | 542560203420 |
11 | 19a10a0aa234 |
12 | 8919a393250 |
13 | 3c21774b1b1 |
14 | 1c38d833924 |
15 | e1a7288bd0 |
hex | 7e531bb29c |
542560203420 has 96 divisors (see below), whose sum is σ = 1602410073600. Its totient is φ = 136786247424.
The previous prime is 542560203379. The next prime is 542560203421. The reversal of 542560203420 is 24302065245.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (542560203421) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 66546 + ... + 1043814.
It is an arithmetic number, because the mean of its divisors is an integer number (16691771600).
Almost surely, 2542560203420 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 542560203420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (801205036800).
542560203420 is an abundant number, since it is smaller than the sum of its proper divisors (1059849870180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
542560203420 is a wasteful number, since it uses less digits than its factorization.
542560203420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 977787 (or 977785 counting only the distinct ones).
The product of its (nonzero) digits is 57600, while the sum is 33.
Adding to 542560203420 its reverse (24302065245), we get a palindrome (566862268665).
The spelling of 542560203420 in words is "five hundred forty-two billion, five hundred sixty million, two hundred three thousand, four hundred twenty".
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