Base | Representation |
---|---|
bin | 111110000111110011… |
… | …110010001110111100 |
3 | 20101011122110221001201 |
4 | 332013303302032330 |
5 | 2043101432234300 |
6 | 50350512545244 |
7 | 4550651135056 |
oct | 760763621674 |
9 | 211148427051 |
10 | 66703008700 |
11 | 2631a122779 |
12 | 10b16852224 |
13 | 63a0379923 |
14 | 332abc08d6 |
15 | 1b05e5466a |
hex | f87cf23bc |
66703008700 has 18 divisors (see below), whose sum is σ = 144745529096. Its totient is φ = 26681203440.
The previous prime is 66703008683. The next prime is 66703008709. The reversal of 66703008700 is 780030766.
It is a self number, because there is not a number n which added to its sum of digits gives 66703008700.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (66703008709) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 333514944 + ... + 333515143.
Almost surely, 266703008700 is an apocalyptic number.
It is an amenable number.
66703008700 is an abundant number, since it is smaller than the sum of its proper divisors (78042520396).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
66703008700 is a wasteful number, since it uses less digits than its factorization.
66703008700 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 667030101 (or 667030094 counting only the distinct ones).
The product of its (nonzero) digits is 42336, while the sum is 37.
The spelling of 66703008700 in words is "sixty-six billion, seven hundred three million, eight thousand, seven hundred".
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