Base | Representation |
---|---|
bin | 1001100011111… |
… | …10010011101110 |
3 | 12120221001020200 |
4 | 10301332103232 |
5 | 131013143014 |
6 | 11543054330 |
7 | 1662523605 |
oct | 461762356 |
9 | 176831220 |
10 | 80209134 |
11 | 41304345 |
12 | 22a413a6 |
13 | 13804635 |
14 | a91ca3c |
15 | 7095a09 |
hex | 4c7e4ee |
80209134 has 12 divisors (see below), whose sum is σ = 173786496. Its totient is φ = 26736372.
The previous prime is 80209133. The next prime is 80209153. The reversal of 80209134 is 43190208.
It is a junction number, because it is equal to n+sod(n) for n = 80209098 and 80209107.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80209133) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2228014 + ... + 2228049.
It is an arithmetic number, because the mean of its divisors is an integer number (14482208).
Almost surely, 280209134 is an apocalyptic number.
80209134 is an abundant number, since it is smaller than the sum of its proper divisors (93577362).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80209134 is a wasteful number, since it uses less digits than its factorization.
80209134 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4456071 (or 4456068 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 27.
The square root of 80209134 is about 8955.9552254352. The cubic root of 80209134 is about 431.2620825852.
The spelling of 80209134 in words is "eighty million, two hundred nine thousand, one hundred thirty-four".
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