Base | Representation |
---|---|
bin | 1111111101110… |
… | …0110101110000 |
3 | 11200000011111120 |
4 | 3333130311300 |
5 | 114120333343 |
6 | 10351142240 |
7 | 1442122536 |
oct | 377346560 |
9 | 150004446 |
10 | 66964848 |
11 | 34888755 |
12 | 1a514980 |
13 | 10b48192 |
14 | 8c72156 |
15 | 5d2b683 |
hex | 3fdcd70 |
66964848 has 40 divisors (see below), whose sum is σ = 176679168. Its totient is φ = 21845952.
The previous prime is 66964841. The next prime is 66964879. The reversal of 66964848 is 84846966.
It is a self number, because there is not a number n which added to its sum of digits gives 66964848.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (66964841) 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 7 ways as a sum of consecutive naturals, for example, 12586 + ... + 17097.
Almost surely, 266964848 is an apocalyptic number.
It is an amenable number.
66964848 is an abundant number, since it is smaller than the sum of its proper divisors (109714320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
66964848 is a wasteful number, since it uses less digits than its factorization.
66964848 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29741 (or 29735 counting only the distinct ones).
The product of its digits is 1990656, while the sum is 51.
The square root of 66964848 is about 8183.2052400022. The cubic root of 66964848 is about 406.0837670024.
The spelling of 66964848 in words is "sixty-six million, nine hundred sixty-four thousand, eight hundred forty-eight".
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