Base | Representation |
---|---|
bin | 100001111000010… |
… | …000001000000000 |
3 | 1110121112102022112 |
4 | 201320100020000 |
5 | 2131002103430 |
6 | 132222354452 |
7 | 20041162031 |
oct | 4170201000 |
9 | 1417472275 |
10 | 568394240 |
11 | 271931007 |
12 | 13a42ba28 |
13 | 909b0a6b |
14 | 556baa88 |
15 | 34d78195 |
hex | 21e10200 |
568394240 has 40 divisors (see below), whose sum is σ = 1362820140. Its totient is φ = 227356672.
The previous prime is 568394221. The next prime is 568394249. The reversal of 568394240 is 42493865.
It can be written as a sum of positive squares in 2 ways, for example, as 496754944 + 71639296 = 22288^2 + 8464^2 .
It is a tau number, because it is divible by the number of its divisors (40).
It is not an unprimeable number, because it can be changed into a prime (568394249) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108455 + ... + 113574.
Almost surely, 2568394240 is an apocalyptic number.
It is an amenable number.
568394240 is an abundant number, since it is smaller than the sum of its proper divisors (794425900).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
568394240 is an equidigital number, since it uses as much as digits as its factorization.
568394240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 222052 (or 222036 counting only the distinct ones).
The product of its (nonzero) digits is 207360, while the sum is 41.
The square root of 568394240 is about 23841.0201124029. The cubic root of 568394240 is about 828.3551107347.
The spelling of 568394240 in words is "five hundred sixty-eight million, three hundred ninety-four thousand, two hundred forty".
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