Base | Representation |
---|---|
bin | 1001100100101… |
… | …11011100011100 |
3 | 12121010021110221 |
4 | 10302113130130 |
5 | 131024441332 |
6 | 11545211124 |
7 | 1663433020 |
oct | 462273434 |
9 | 177107427 |
10 | 80312092 |
11 | 41374733 |
12 | 22a90aa4 |
13 | 1383c463 |
14 | a948380 |
15 | 70b6297 |
hex | 4c9771c |
80312092 has 12 divisors (see below), whose sum is σ = 160624240. Its totient is φ = 34419456.
The previous prime is 80312081. The next prime is 80312093. The reversal of 80312092 is 29021308.
80312092 is an admirable number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80312093) 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, 1434117 + ... + 1434172.
Almost surely, 280312092 is an apocalyptic number.
It is an amenable number.
80312092 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80312092 is a wasteful number, since it uses less digits than its factorization.
80312092 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2868300 (or 2868298 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 25.
The square root of 80312092 is about 8961.7014009618. The cubic root of 80312092 is about 431.4465291457.
The spelling of 80312092 in words is "eighty million, three hundred twelve thousand, ninety-two".
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