Base | Representation |
---|---|
bin | 100000001110111… |
… | …001101010111000 |
3 | 1101200120022210010 |
4 | 200032321222320 |
5 | 2101414332034 |
6 | 125354421520 |
7 | 16254346515 |
oct | 4016715270 |
9 | 1350508703 |
10 | 540777144 |
11 | 258288966 |
12 | 1311318a0 |
13 | 8806159b |
14 | 51b6c30c |
15 | 327203e9 |
hex | 203b9ab8 |
540777144 has 64 divisors (see below), whose sum is σ = 1408803840. Its totient is φ = 172788480.
The previous prime is 540777071. The next prime is 540777151. The reversal of 540777144 is 441777045.
It is a super-3 number, since 3×5407771443 (a number of 27 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76212 + ... + 83004.
It is an arithmetic number, because the mean of its divisors is an integer number (22012560).
Almost surely, 2540777144 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 540777144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (704401920).
540777144 is an abundant number, since it is smaller than the sum of its proper divisors (868026696).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
540777144 is a wasteful number, since it uses less digits than its factorization.
540777144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6940 (or 6936 counting only the distinct ones).
The product of its (nonzero) digits is 109760, while the sum is 39.
The square root of 540777144 is about 23254.6155418661. The cubic root of 540777144 is about 814.7157446469.
Subtracting from 540777144 its reverse (441777045), we obtain a palindrome (99000099).
The spelling of 540777144 in words is "five hundred forty million, seven hundred seventy-seven thousand, one hundred forty-four".
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