Base | Representation |
---|---|
bin | 1000010000100010… |
… | …1011101101100011 |
3 | 12201111102121011102 |
4 | 2010020223231203 |
5 | 14020004244312 |
6 | 1003551105015 |
7 | 105636034034 |
oct | 20410535543 |
9 | 5644377142 |
10 | 2216868707 |
11 | a384012a9 |
12 | 51a51216b |
13 | 294389741 |
14 | 1705cca8b |
15 | ce94eec2 |
hex | 8422bb63 |
2216868707 has 2 divisors, whose sum is σ = 2216868708. Its totient is φ = 2216868706.
The previous prime is 2216868679. The next prime is 2216868733. The reversal of 2216868707 is 7078686122.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2216868707 is a prime.
It is a super-4 number, since 4×22168687074 (a number of 38 digits) contains 4444 as substring.
It is not a weakly prime, because it can be changed into another prime (2216868737) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1108434353 + 1108434354.
It is an arithmetic number, because the mean of its divisors is an integer number (1108434354).
Almost surely, 22216868707 is an apocalyptic number.
2216868707 is a deficient number, since it is larger than the sum of its proper divisors (1).
2216868707 is an equidigital number, since it uses as much as digits as its factorization.
2216868707 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 451584, while the sum is 47.
The square root of 2216868707 is about 47083.6352356103. The cubic root of 2216868707 is about 1303.9071225816.
The spelling of 2216868707 in words is "two billion, two hundred sixteen million, eight hundred sixty-eight thousand, seven hundred seven".
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