Base | Representation |
---|---|
bin | 100101101000001010… |
… | …0100101011110111010 |
3 | 21201120101212022112202 |
4 | 1023100110211132322 |
5 | 2310441420444131 |
6 | 101042052110202 |
7 | 5560260436205 |
oct | 1132024453672 |
9 | 251511768482 |
10 | 80804468666 |
11 | 312a601a319 |
12 | 137b1305362 |
13 | 78099c098c |
14 | 3ca794893c |
15 | 217de29bcb |
hex | 12d05257ba |
80804468666 has 8 divisors (see below), whose sum is σ = 121208412864. Its totient is φ = 40401664380.
The previous prime is 80804468639. The next prime is 80804468729. The reversal of 80804468666 is 66686440808.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77570 + ... + 409421.
It is an arithmetic number, because the mean of its divisors is an integer number (15151051608).
Almost surely, 280804468666 is an apocalyptic number.
80804468666 is a deficient number, since it is larger than the sum of its proper divisors (40403944198).
80804468666 is a wasteful number, since it uses less digits than its factorization.
80804468666 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 569956.
The product of its (nonzero) digits is 10616832, while the sum is 56.
The spelling of 80804468666 in words is "eighty billion, eight hundred four million, four hundred sixty-eight thousand, six hundred sixty-six".
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