Base | Representation |
---|---|
bin | 1001101000100… |
… | …11010010000010 |
3 | 12122002001021112 |
4 | 10310103102002 |
5 | 131142204310 |
6 | 12004123322 |
7 | 2000644604 |
oct | 464232202 |
9 | 178061245 |
10 | 80819330 |
11 | 41690839 |
12 | 23096542 |
13 | 139892b7 |
14 | aa3b174 |
15 | 7166705 |
hex | 4d13482 |
80819330 has 16 divisors (see below), whose sum is σ = 146168064. Its totient is φ = 32173680.
The previous prime is 80819303. The next prime is 80819339. The reversal of 80819330 is 3391808.
It is not an unprimeable number, because it can be changed into a prime (80819339) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17042 + ... + 21261.
It is an arithmetic number, because the mean of its divisors is an integer number (9135504).
Almost surely, 280819330 is an apocalyptic number.
80819330 is a deficient number, since it is larger than the sum of its proper divisors (65348734).
80819330 is a wasteful number, since it uses less digits than its factorization.
80819330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38521.
The product of its (nonzero) digits is 5184, while the sum is 32.
The square root of 80819330 is about 8989.9571745365. The cubic root of 80819330 is about 432.3529387410.
The spelling of 80819330 in words is "eighty million, eight hundred nineteen thousand, three hundred thirty".
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