Base | Representation |
---|---|
bin | 1001111100010100… |
… | …0001001010111111 |
3 | 20212222222210201211 |
4 | 2133011001022333 |
5 | 20431214032423 |
6 | 1120455345251 |
7 | 123065133520 |
oct | 23705011277 |
9 | 6788883654 |
10 | 2668892863 |
11 | 114a57a78a |
12 | 625982227 |
13 | 336c14860 |
14 | 1b4656847 |
15 | 10948d10d |
hex | 9f1412bf |
2668892863 has 16 divisors (see below), whose sum is σ = 3286402560. Its totient is φ = 2110615776.
The previous prime is 2668892819. The next prime is 2668892867. The reversal of 2668892863 is 3682988662.
It is a cyclic number.
It is not a de Polignac number, because 2668892863 - 29 = 2668892351 is a prime.
It is a super-2 number, since 2×26688928632 = 14245978228344673538, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2668892798 and 2668892807.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2668892867) 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, 217806 + ... + 229732.
It is an arithmetic number, because the mean of its divisors is an integer number (205400160).
Almost surely, 22668892863 is an apocalyptic number.
2668892863 is a deficient number, since it is larger than the sum of its proper divisors (617509697).
2668892863 is a wasteful number, since it uses less digits than its factorization.
2668892863 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14406.
The product of its digits is 11943936, while the sum is 58.
The square root of 2668892863 is about 51661.3285059531. The cubic root of 2668892863 is about 1387.1083309495.
The spelling of 2668892863 in words is "two billion, six hundred sixty-eight million, eight hundred ninety-two thousand, eight hundred sixty-three".
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