Base | Representation |
---|---|
bin | 10010010110100100000001… |
… | …110000011011011100000001 |
3 | 101120210022102111211102022101 |
4 | 102112210001300123130001 |
5 | 41034420014031204431 |
6 | 443400041514510401 |
7 | 23000330420502436 |
oct | 2226440160333401 |
9 | 346708374742271 |
10 | 80715349866241 |
11 | 2379a207833502 |
12 | 9077213435401 |
13 | 360656a48553c |
14 | 15d0902753b8d |
15 | 94e8d13b4961 |
hex | 496901c1b701 |
80715349866241 has 4 divisors (see below), whose sum is σ = 80935282700032. Its totient is φ = 80495417032452.
The previous prime is 80715349866223. The next prime is 80715349866301. The reversal of 80715349866241 is 14266894351708.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-80715349866241 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (80715349860241) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109966416345 + ... + 109966417078.
It is an arithmetic number, because the mean of its divisors is an integer number (20233820675008).
It is a 1-persistent number, because it is pandigital, but 2⋅80715349866241 = 161430699732482 is not.
Almost surely, 280715349866241 is an apocalyptic number.
It is an amenable number.
80715349866241 is a deficient number, since it is larger than the sum of its proper divisors (219932833791).
80715349866241 is a wasteful number, since it uses less digits than its factorization.
80715349866241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 219932833790.
The product of its (nonzero) digits is 69672960, while the sum is 64.
The spelling of 80715349866241 in words is "eighty trillion, seven hundred fifteen billion, three hundred forty-nine million, eight hundred sixty-six thousand, two hundred forty-one".
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