Base | Representation |
---|---|
bin | 111110000010111111… |
… | …111101100111001010 |
3 | 20100222000122021001110 |
4 | 332002333331213022 |
5 | 2042420303034304 |
6 | 50334511231150 |
7 | 4545651222246 |
oct | 760277754712 |
9 | 210860567043 |
10 | 66622314954 |
11 | 26288618328 |
12 | 10ab38184b6 |
13 | 6389735850 |
14 | 33201b7426 |
15 | 1aedd15289 |
hex | f82ffd9ca |
66622314954 has 32 divisors (see below), whose sum is σ = 148123067904. Its totient is φ = 19837909440.
The previous prime is 66622314893. The next prime is 66622315013. The reversal of 66622314954 is 45941322666.
It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13773909 + ... + 13778744.
It is an arithmetic number, because the mean of its divisors is an integer number (4628845872).
Almost surely, 266622314954 is an apocalyptic number.
66622314954 is an abundant number, since it is smaller than the sum of its proper divisors (81500752950).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
66622314954 is a wasteful number, since it uses less digits than its factorization.
66622314954 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27552702.
The product of its digits is 1866240, while the sum is 48.
The spelling of 66622314954 in words is "sixty-six billion, six hundred twenty-two million, three hundred fourteen thousand, nine hundred fifty-four".
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