Base | Representation |
---|---|
bin | 10110000011011011100110 |
3 | 101212201100100 |
4 | 112003123212 |
5 | 2434444342 |
6 | 323524530 |
7 | 100065606 |
oct | 26033346 |
9 | 11781310 |
10 | 5781222 |
11 | 3299577 |
12 | 1b29746 |
13 | 1275555 |
14 | aa6c06 |
15 | 792e4c |
hex | 5836e6 |
5781222 has 24 divisors (see below), whose sum is σ = 12570480. Its totient is φ = 1920240.
The previous prime is 5781169. The next prime is 5781239. The reversal of 5781222 is 2221875.
5781222 is nontrivially palindromic in base 5.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8847 + ... + 9477.
It is an arithmetic number, because the mean of its divisors is an integer number (523770).
Almost surely, 25781222 is an apocalyptic number.
5781222 is an abundant number, since it is smaller than the sum of its proper divisors (6789258).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5781222 is a wasteful number, since it uses less digits than its factorization.
5781222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1148 (or 1145 counting only the distinct ones).
The product of its digits is 2240, while the sum is 27.
The square root of 5781222 is about 2404.4171850991. The cubic root of 5781222 is about 179.4760690520.
The spelling of 5781222 in words is "five million, seven hundred eighty-one thousand, two hundred twenty-two".
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