Base | Representation |
---|---|
bin | 11001100111111… |
… | …00110011000110 |
3 | 112222110100001200 |
4 | 30303330303012 |
5 | 420011214331 |
6 | 33155003330 |
7 | 5220000465 |
oct | 1463746306 |
9 | 488410050 |
10 | 214944966 |
11 | 100370375 |
12 | 5bb99546 |
13 | 356ba892 |
14 | 207929dc |
15 | 13d0c5e6 |
hex | ccfccc6 |
214944966 has 12 divisors (see below), whose sum is σ = 465714132. Its totient is φ = 71648316.
The previous prime is 214944943. The next prime is 214944997. The reversal of 214944966 is 669449412.
214944966 is a `hidden beast` number, since 2 + 149 + 449 + 66 = 666.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5970676 + ... + 5970711.
It is an arithmetic number, because the mean of its divisors is an integer number (38809511).
Almost surely, 2214944966 is an apocalyptic number.
214944966 is an abundant number, since it is smaller than the sum of its proper divisors (250769166).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
214944966 is a wasteful number, since it uses less digits than its factorization.
214944966 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11941395 (or 11941392 counting only the distinct ones).
The product of its digits is 373248, while the sum is 45.
The square root of 214944966 is about 14661.0015346838. The cubic root of 214944966 is about 599.0215218349.
Subtracting from 214944966 its sum of digits (45), we obtain a square (214944921 = 146612).
The spelling of 214944966 in words is "two hundred fourteen million, nine hundred forty-four thousand, nine hundred sixty-six".
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