Base | Representation |
---|---|
bin | 100001011110010… |
… | …101011010101000 |
3 | 1110010202020121020 |
4 | 201132111122220 |
5 | 2122232201133 |
6 | 131421012440 |
7 | 16626344163 |
oct | 4136253250 |
9 | 1403666536 |
10 | 561600168 |
11 | 269010578 |
12 | 1380b4120 |
13 | 8c4724bc |
14 | 5482cada |
15 | 344850b3 |
hex | 217956a8 |
561600168 has 32 divisors (see below), whose sum is σ = 1486589760. Its totient is φ = 176188160.
The previous prime is 561600163. The next prime is 561600181. The reversal of 561600168 is 861006165.
It is not an unprimeable number, because it can be changed into a prime (561600163) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 687828 + ... + 688643.
It is an arithmetic number, because the mean of its divisors is an integer number (46455930).
Almost surely, 2561600168 is an apocalyptic number.
It is an amenable number.
561600168 is an abundant number, since it is smaller than the sum of its proper divisors (924989592).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
561600168 is a wasteful number, since it uses less digits than its factorization.
561600168 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1376497 (or 1376493 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 33.
The square root of 561600168 is about 23698.1047343453. The cubic root of 561600168 is about 825.0414025136.
The spelling of 561600168 in words is "five hundred sixty-one million, six hundred thousand, one hundred sixty-eight".
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