Base | Representation |
---|---|
bin | 1001100111111… |
… | …00001110001100 |
3 | 12121220020201020 |
4 | 10303330032030 |
5 | 131131144001 |
6 | 12002114140 |
7 | 2000102331 |
oct | 463741614 |
9 | 177806636 |
10 | 80724876 |
11 | 41626881 |
12 | 2304b950 |
13 | 139552cb |
14 | aa14988 |
15 | 7148736 |
hex | 4cfc38c |
80724876 has 12 divisors (see below), whose sum is σ = 188358072. Its totient is φ = 26908288.
The previous prime is 80724851. The next prime is 80724881. The reversal of 80724876 is 67842708.
It is a tau number, because it is divible by the number of its divisors (12).
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, 3363525 + ... + 3363548.
It is an arithmetic number, because the mean of its divisors is an integer number (15696506).
Almost surely, 280724876 is an apocalyptic number.
It is an amenable number.
80724876 is an abundant number, since it is smaller than the sum of its proper divisors (107633196).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80724876 is a wasteful number, since it uses less digits than its factorization.
80724876 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6727080 (or 6727078 counting only the distinct ones).
The product of its (nonzero) digits is 150528, while the sum is 42.
The square root of 80724876 is about 8984.7023322979. The cubic root of 80724876 is about 432.1844419891.
The spelling of 80724876 in words is "eighty million, seven hundred twenty-four thousand, eight hundred seventy-six".
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