Base | Representation |
---|---|
bin | 110000000001100… |
… | …110110001100000 |
3 | 2002011010012002220 |
4 | 300001212301200 |
5 | 3122231233303 |
6 | 211541311040 |
7 | 25652366160 |
oct | 6001466140 |
9 | 2064105086 |
10 | 805727328 |
11 | 3838a295a |
12 | 1a5a05480 |
13 | cac09a43 |
14 | 7901a5a0 |
15 | 4ab09053 |
hex | 30066c60 |
805727328 has 48 divisors (see below), whose sum is σ = 2417184000. Its totient is φ = 230207616.
The previous prime is 805727323. The next prime is 805727339. The reversal of 805727328 is 823727508.
It is a tau number, because it is divible by the number of its divisors (48).
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a self number, because there is not a number n which added to its sum of digits gives 805727328.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (805727323) 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, 598828 + ... + 600171.
It is an arithmetic number, because the mean of its divisors is an integer number (50358000).
Almost surely, 2805727328 is an apocalyptic number.
It is an amenable number.
805727328 is an abundant number, since it is smaller than the sum of its proper divisors (1611456672).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
805727328 is a wasteful number, since it uses less digits than its factorization.
805727328 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1199019 (or 1199011 counting only the distinct ones).
The product of its (nonzero) digits is 188160, while the sum is 42.
The square root of 805727328 is about 28385.3364961559. The cubic root of 805727328 is about 930.5278261678.
The spelling of 805727328 in words is "eight hundred five million, seven hundred twenty-seven thousand, three hundred twenty-eight".
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