Base | Representation |
---|---|
bin | 11111010111000… |
… | …11011001110010 |
3 | 200100000121122220 |
4 | 33223203121302 |
5 | 1014321403232 |
6 | 42034341510 |
7 | 6343050540 |
oct | 1753433162 |
9 | 610017586 |
10 | 263075442 |
11 | 125554523 |
12 | 7412a896 |
13 | 42670056 |
14 | 26d20d90 |
15 | 1816842c |
hex | fae3672 |
263075442 has 32 divisors (see below), whose sum is σ = 636688512. Its totient is φ = 70742784.
The previous prime is 263075441. The next prime is 263075453. The reversal of 263075442 is 244570362.
It is not an unprimeable number, because it can be changed into a prime (263075441) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 183513 + ... + 184940.
It is an arithmetic number, because the mean of its divisors is an integer number (19896516).
Almost surely, 2263075442 is an apocalyptic number.
263075442 is an abundant number, since it is smaller than the sum of its proper divisors (373613070).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
263075442 is a wasteful number, since it uses less digits than its factorization.
263075442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 368482.
The product of its (nonzero) digits is 40320, while the sum is 33.
The square root of 263075442 is about 16219.6005499519. The cubic root of 263075442 is about 640.7571134295.
The spelling of 263075442 in words is "two hundred sixty-three million, seventy-five thousand, four hundred forty-two".
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