Base | Representation |
---|---|
bin | 1001111100001001… |
… | …1110001000101001 |
3 | 20212221201212200120 |
4 | 2133002132020221 |
5 | 20431031200230 |
6 | 1120433153453 |
7 | 123056352552 |
oct | 23702361051 |
9 | 6787655616 |
10 | 2668225065 |
11 | 114a163a90 |
12 | 6256bb889 |
13 | 336a3c8cc |
14 | 1b4521329 |
15 | 1093aa310 |
hex | 9f09e229 |
2668225065 has 16 divisors (see below), whose sum is σ = 4657265856. Its totient is φ = 1293684800.
The previous prime is 2668225051. The next prime is 2668225111. The reversal of 2668225065 is 5605228662.
It is not a de Polignac number, because 2668225065 - 29 = 2668224553 is a prime.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8085366 + ... + 8085695.
It is an arithmetic number, because the mean of its divisors is an integer number (291079116).
Almost surely, 22668225065 is an apocalyptic number.
It is an amenable number.
2668225065 is a deficient number, since it is larger than the sum of its proper divisors (1989040791).
2668225065 is a wasteful number, since it uses less digits than its factorization.
2668225065 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16171080.
The product of its (nonzero) digits is 345600, while the sum is 42.
The square root of 2668225065 is about 51654.8648725364. The cubic root of 2668225065 is about 1386.9926293600.
The spelling of 2668225065 in words is "two billion, six hundred sixty-eight million, two hundred twenty-five thousand, sixty-five".
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