Base | Representation |
---|---|
bin | 1001111100001010… |
… | …1100100111111001 |
3 | 20212221211220002111 |
4 | 2133002230213321 |
5 | 20431040100114 |
6 | 1120434332321 |
7 | 123060020560 |
oct | 23702544771 |
9 | 6787756074 |
10 | 2668284409 |
11 | 114a1a462a |
12 | 62572a0a1 |
13 | 336a6091b |
14 | 1b4538bd7 |
15 | 1093bcbc4 |
hex | 9f0ac9f9 |
2668284409 has 8 divisors (see below), whose sum is σ = 3068177600. Its totient is φ = 2273068656.
The previous prime is 2668284397. The next prime is 2668284431. The reversal of 2668284409 is 9044828662.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2668284409 - 211 = 2668282361 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2668281409) 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, 1168134 + ... + 1170415.
It is an arithmetic number, because the mean of its divisors is an integer number (383522200).
Almost surely, 22668284409 is an apocalyptic number.
It is an amenable number.
2668284409 is a deficient number, since it is larger than the sum of its proper divisors (399893191).
2668284409 is a wasteful number, since it uses less digits than its factorization.
2668284409 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2338719.
The product of its (nonzero) digits is 1327104, while the sum is 49.
The square root of 2668284409 is about 51655.4392973286. The cubic root of 2668284409 is about 1387.0029119859.
The spelling of 2668284409 in words is "two billion, six hundred sixty-eight million, two hundred eighty-four thousand, four hundred nine".
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