Base | Representation |
---|---|
bin | 100111111100000101… |
… | …1010000101011001111 |
3 | 22012101022202220100111 |
4 | 1033320023100223033 |
5 | 2401123112030304 |
6 | 103222403340451 |
7 | 6124261436413 |
oct | 1177013205317 |
9 | 265338686314 |
10 | 85768080079 |
11 | 33412933010 |
12 | 14757681727 |
13 | 811b14b756 |
14 | 4218c56d43 |
15 | 236ea94704 |
hex | 13f82d0acf |
85768080079 has 4 divisors (see below), whose sum is σ = 93565178280. Its totient is φ = 77970981880.
The previous prime is 85768080071. The next prime is 85768080109. The reversal of 85768080079 is 97008086758.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 85768080079 - 23 = 85768080071 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85768080071) 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, 3898549084 + ... + 3898549105.
It is an arithmetic number, because the mean of its divisors is an integer number (23391294570).
Almost surely, 285768080079 is an apocalyptic number.
85768080079 is a deficient number, since it is larger than the sum of its proper divisors (7797098201).
85768080079 is a wasteful number, since it uses less digits than its factorization.
85768080079 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7797098200.
The product of its (nonzero) digits is 6773760, while the sum is 58.
The spelling of 85768080079 in words is "eighty-five billion, seven hundred sixty-eight million, eighty thousand, seventy-nine".
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