Base | Representation |
---|---|
bin | 1001100110000… |
… | …01110100110100 |
3 | 12121110002121021 |
4 | 10303001310310 |
5 | 131101020214 |
6 | 11553030524 |
7 | 1665055066 |
oct | 463016464 |
9 | 177402537 |
10 | 80485684 |
11 | 414830a4 |
12 | 22b55444 |
13 | 138a0486 |
14 | a991736 |
15 | 70ec924 |
hex | 4cc1d34 |
80485684 has 12 divisors (see below), whose sum is σ = 149135364. Its totient is φ = 37875584.
The previous prime is 80485673. The next prime is 80485687. The reversal of 80485684 is 48658408.
It can be written as a sum of positive squares in 2 ways, for example, as 55204900 + 25280784 = 7430^2 + 5028^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 80485684.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80485687) 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, 591739 + ... + 591874.
It is an arithmetic number, because the mean of its divisors is an integer number (12427947).
Almost surely, 280485684 is an apocalyptic number.
It is an amenable number.
80485684 is a deficient number, since it is larger than the sum of its proper divisors (68649680).
80485684 is a wasteful number, since it uses less digits than its factorization.
80485684 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1183634 (or 1183632 counting only the distinct ones).
The product of its (nonzero) digits is 245760, while the sum is 43.
The square root of 80485684 is about 8971.3813875010. The cubic root of 80485684 is about 431.7571580403.
The spelling of 80485684 in words is "eighty million, four hundred eighty-five thousand, six hundred eighty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •