Base | Representation |
---|---|
bin | 1001101001000… |
… | …11101000110000 |
3 | 12122012110011122 |
4 | 10310203220300 |
5 | 131201330240 |
6 | 12005401412 |
7 | 2001344114 |
oct | 464435060 |
9 | 178173148 |
10 | 80886320 |
11 | 417270a9 |
12 | 23109268 |
13 | 139b0938 |
14 | aa57744 |
15 | 717b4b5 |
hex | 4d23a30 |
80886320 has 20 divisors (see below), whose sum is σ = 188060880. Its totient is φ = 32354496.
The previous prime is 80886313. The next prime is 80886349. The reversal of 80886320 is 2368808.
It is a tau number, because it is divible by the number of its divisors (20).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 505460 + ... + 505619.
It is an arithmetic number, because the mean of its divisors is an integer number (9403044).
Almost surely, 280886320 is an apocalyptic number.
80886320 is a gapful number since it is divisible by the number (80) formed by its first and last digit.
It is an amenable number.
80886320 is an abundant number, since it is smaller than the sum of its proper divisors (107174560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80886320 is a wasteful number, since it uses less digits than its factorization.
80886320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1011092 (or 1011086 counting only the distinct ones).
The product of its (nonzero) digits is 18432, while the sum is 35.
The square root of 80886320 is about 8993.6822269858. The cubic root of 80886320 is about 432.4723628302.
The spelling of 80886320 in words is "eighty million, eight hundred eighty-six thousand, three hundred twenty".
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