Base | Representation |
---|---|
bin | 1101100100101101… |
… | …10111001101101100 |
3 | 200210212100110020201 |
4 | 12302112313031230 |
5 | 104411022230233 |
6 | 3203040123244 |
7 | 345405033241 |
oct | 66226671554 |
9 | 20725313221 |
10 | 7287305068 |
11 | 30aa54817a |
12 | 14b4606524 |
13 | 8c19aa644 |
14 | 4d1b875c8 |
15 | 2c9b6b77d |
hex | 1b25b736c |
7287305068 has 96 divisors (see below), whose sum is σ = 14875176960. Its totient is φ = 3101091840.
The previous prime is 7287305063. The next prime is 7287305071. The reversal of 7287305068 is 8605037827.
It is not an unprimeable number, because it can be changed into a prime (7287305063) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2488221 + ... + 2491147.
It is an arithmetic number, because the mean of its divisors is an integer number (154949760).
Almost surely, 27287305068 is an apocalyptic number.
It is an amenable number.
7287305068 is an abundant number, since it is smaller than the sum of its proper divisors (7587871892).
7287305068 is a wasteful number, since it uses less digits than its factorization.
7287305068 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3055 (or 3053 counting only the distinct ones).
The product of its (nonzero) digits is 564480, while the sum is 46.
The square root of 7287305068 is about 85365.7136560106. The cubic root of 7287305068 is about 1938.7522592762.
The spelling of 7287305068 in words is "seven billion, two hundred eighty-seven million, three hundred five thousand, sixty-eight".
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