Base | Representation |
---|---|
bin | 1001111100001000… |
… | …0000111001011111 |
3 | 20212221111210102020 |
4 | 2133002000321133 |
5 | 20431013332221 |
6 | 1120430431223 |
7 | 123055343454 |
oct | 23702007137 |
9 | 6787453366 |
10 | 2668105311 |
11 | 114a092013 |
12 | 625662513 |
13 | 3369ca251 |
14 | 1b44cd82b |
15 | 109384ac6 |
hex | 9f080e5f |
2668105311 has 8 divisors (see below), whose sum is σ = 3560928384. Its totient is φ = 1777009560.
The previous prime is 2668105309. The next prime is 2668105313. The reversal of 2668105311 is 1135018662.
2668105311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (2668105309) and next prime (2668105313).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2668105311 - 21 = 2668105309 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2668105313) 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, 428221 + ... + 434406.
It is an arithmetic number, because the mean of its divisors is an integer number (445116048).
Almost surely, 22668105311 is an apocalyptic number.
2668105311 is a deficient number, since it is larger than the sum of its proper divisors (892823073).
2668105311 is a wasteful number, since it uses less digits than its factorization.
2668105311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 863661.
The product of its (nonzero) digits is 8640, while the sum is 33.
The square root of 2668105311 is about 51653.7056850716. The cubic root of 2668105311 is about 1386.9718789365.
The spelling of 2668105311 in words is "two billion, six hundred sixty-eight million, one hundred five thousand, three hundred eleven".
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