Base | Representation |
---|---|
bin | 10110000011100100001000 |
3 | 101212202002120 |
4 | 112003210020 |
5 | 2440004033 |
6 | 323531240 |
7 | 100100316 |
oct | 26034410 |
9 | 11782076 |
10 | 5781768 |
11 | 3299a23 |
12 | 1b29b20 |
13 | 1275885 |
14 | aa70b6 |
15 | 7931b3 |
hex | 583908 |
5781768 has 64 divisors (see below), whose sum is σ = 15759360. Its totient is φ = 1760256.
The previous prime is 5781749. The next prime is 5781791. The reversal of 5781768 is 8671875.
It is a d-powerful number, because it can be written as 52 + 75 + 82 + 1 + 78 + 6 + 82 .
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, 14905 + ... + 15287.
It is an arithmetic number, because the mean of its divisors is an integer number (246240).
Almost surely, 25781768 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 5781768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7879680).
5781768 is an abundant number, since it is smaller than the sum of its proper divisors (9977592).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5781768 is a wasteful number, since it uses less digits than its factorization.
5781768 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 446 (or 442 counting only the distinct ones).
The product of its digits is 94080, while the sum is 42.
The square root of 5781768 is about 2404.5307234469. The cubic root of 5781768 is about 179.4817190022.
It can be divided in two parts, 578 and 1768, that added together give a triangular number (2346 = T68).
The spelling of 5781768 in words is "five million, seven hundred eighty-one thousand, seven hundred sixty-eight".
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