Base | Representation |
---|---|
bin | 1001100101110… |
… | …00001010001010 |
3 | 12121101002021211 |
4 | 10302320022022 |
5 | 131043233330 |
6 | 11552123334 |
7 | 1664531464 |
oct | 462701212 |
9 | 177332254 |
10 | 80446090 |
11 | 4145637a |
12 | 22b3654a |
13 | 1388844a |
14 | a981134 |
15 | 70e0d2a |
hex | 4cb828a |
80446090 has 32 divisors (see below), whose sum is σ = 148127616. Its totient is φ = 31448640.
The previous prime is 80446061. The next prime is 80446099. The reversal of 80446090 is 9064408.
It is not an unprimeable number, because it can be changed into a prime (80446099) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 85020 + ... + 85960.
It is an arithmetic number, because the mean of its divisors is an integer number (4628988).
Almost surely, 280446090 is an apocalyptic number.
80446090 is a deficient number, since it is larger than the sum of its proper divisors (67681526).
80446090 is a wasteful number, since it uses less digits than its factorization.
80446090 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1134.
The product of its (nonzero) digits is 6912, while the sum is 31.
The square root of 80446090 is about 8969.1744324659. The cubic root of 80446090 is about 431.6863471165.
The spelling of 80446090 in words is "eighty million, four hundred forty-six thousand, ninety".
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