Base | Representation |
---|---|
bin | 111101111001110001… |
… | …010001111000000010 |
3 | 20100120020021100212122 |
4 | 331321301101320002 |
5 | 2042111133031400 |
6 | 50311300324242 |
7 | 4542061115564 |
oct | 757161217002 |
9 | 210506240778 |
10 | 66467470850 |
11 | 262091776a0 |
12 | 10a6b9a3682 |
13 | 636362bb11 |
14 | 33077cb334 |
15 | 1ae042a685 |
hex | f79c51e02 |
66467470850 has 24 divisors (see below), whose sum is σ = 134868541968. Its totient is φ = 24169989200.
The previous prime is 66467470799. The next prime is 66467470903. The reversal of 66467470850 is 5807476466.
66467470850 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a hoax number, since the sum of its digits (53) coincides with the sum of the digits of its distinct prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 66467470792 and 66467470801.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60424424 + ... + 60425523.
It is an arithmetic number, because the mean of its divisors is an integer number (5619522582).
Almost surely, 266467470850 is an apocalyptic number.
66467470850 is an abundant number, since it is smaller than the sum of its proper divisors (68401071118).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
66467470850 is a wasteful number, since it uses less digits than its factorization.
66467470850 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 120849970 (or 120849965 counting only the distinct ones).
The product of its (nonzero) digits is 6773760, while the sum is 53.
The spelling of 66467470850 in words is "sixty-six billion, four hundred sixty-seven million, four hundred seventy thousand, eight hundred fifty".
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