Base | Representation |
---|---|
bin | 1001100101000… |
… | …00000100101010 |
3 | 12121012001221220 |
4 | 10302200010222 |
5 | 131032104214 |
6 | 11550042510 |
7 | 1663641036 |
oct | 462400452 |
9 | 177161856 |
10 | 80347434 |
11 | 41399242 |
12 | 22aa9436 |
13 | 1385257b |
14 | a9571c6 |
15 | 70c19a9 |
hex | 4ca012a |
80347434 has 16 divisors (see below), whose sum is σ = 162959040. Its totient is φ = 26405120.
The previous prime is 80347433. The next prime is 80347481. The reversal of 80347434 is 43474308.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 80347395 and 80347404.
It is not an unprimeable number, because it can be changed into a prime (80347433) 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, 93879 + ... + 94730.
It is an arithmetic number, because the mean of its divisors is an integer number (10184940).
Almost surely, 280347434 is an apocalyptic number.
80347434 is an abundant number, since it is smaller than the sum of its proper divisors (82611606).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80347434 is a wasteful number, since it uses less digits than its factorization.
80347434 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 188685.
The product of its (nonzero) digits is 32256, while the sum is 33.
The square root of 80347434 is about 8963.6730194714. The cubic root of 80347434 is about 431.5098070686.
The spelling of 80347434 in words is "eighty million, three hundred forty-seven thousand, four hundred thirty-four".
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