Base | Representation |
---|---|
bin | 1001101000111… |
… | …11001101000010 |
3 | 12122011112021010 |
4 | 10310133031002 |
5 | 131200240122 |
6 | 12005141350 |
7 | 2001240144 |
oct | 464371502 |
9 | 178145233 |
10 | 80868162 |
11 | 417144a1 |
12 | 230ba856 |
13 | 139a55ab |
14 | aa50c94 |
15 | 7175e0c |
hex | 4d1f342 |
80868162 has 16 divisors (see below), whose sum is σ = 166108032. Its totient is φ = 26227440.
The previous prime is 80868157. The next prime is 80868163. The reversal of 80868162 is 26186808.
It is a self number, because there is not a number n which added to its sum of digits gives 80868162.
It is not an unprimeable number, because it can be changed into a prime (80868163) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 181914 + ... + 182357.
It is an arithmetic number, because the mean of its divisors is an integer number (10381752).
Almost surely, 280868162 is an apocalyptic number.
80868162 is an abundant number, since it is smaller than the sum of its proper divisors (85239870).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80868162 is a wasteful number, since it uses less digits than its factorization.
80868162 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 364313.
The product of its (nonzero) digits is 36864, while the sum is 39.
The square root of 80868162 is about 8992.6726839133. The cubic root of 80868162 is about 432.4399988043.
The spelling of 80868162 in words is "eighty million, eight hundred sixty-eight thousand, one hundred sixty-two".
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