Base | Representation |
---|---|
bin | 1001100100101… |
… | …11101001110010 |
3 | 12121010022122120 |
4 | 10302113221302 |
5 | 131030003241 |
6 | 11545215110 |
7 | 1663435350 |
oct | 462275162 |
9 | 177108576 |
10 | 80312946 |
11 | 4137533a |
12 | 22a91496 |
13 | 1383c96c |
14 | a9487d0 |
15 | 70b6666 |
hex | 4c97a72 |
80312946 has 16 divisors (see below), whose sum is σ = 183572544. Its totient is φ = 22946544.
The previous prime is 80312933. The next prime is 80312957. The reversal of 80312946 is 64921308.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 956065 + ... + 956148.
It is an arithmetic number, because the mean of its divisors is an integer number (11473284).
Almost surely, 280312946 is an apocalyptic number.
80312946 is an abundant number, since it is smaller than the sum of its proper divisors (103259598).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80312946 is a wasteful number, since it uses less digits than its factorization.
80312946 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1912225.
The product of its (nonzero) digits is 10368, while the sum is 33.
The square root of 80312946 is about 8961.7490480374. The cubic root of 80312946 is about 431.4480584050.
The spelling of 80312946 in words is "eighty million, three hundred twelve thousand, nine hundred forty-six".
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