Base | Representation |
---|---|
bin | 101111111101101… |
… | …111101011001100 |
3 | 2002002012202202010 |
4 | 233331233223030 |
5 | 3122001341322 |
6 | 211503501220 |
7 | 25640652330 |
oct | 5775575314 |
9 | 2062182663 |
10 | 804715212 |
11 | 3832714a4 |
12 | 1a55b7810 |
13 | ca944162 |
14 | 78c357c0 |
15 | 4a9a920c |
hex | 2ff6facc |
804715212 has 48 divisors (see below), whose sum is σ = 2171780352. Its totient is φ = 227146560.
The previous prime is 804715211. The next prime is 804715217. The reversal of 804715212 is 212517408.
It is a self number, because there is not a number n which added to its sum of digits gives 804715212.
It is not an unprimeable number, because it can be changed into a prime (804715211) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50739 + ... + 64682.
It is an arithmetic number, because the mean of its divisors is an integer number (45245424).
Almost surely, 2804715212 is an apocalyptic number.
It is an amenable number.
804715212 is an abundant number, since it is smaller than the sum of its proper divisors (1367065140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
804715212 is a wasteful number, since it uses less digits than its factorization.
804715212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 115518 (or 115516 counting only the distinct ones).
The product of its (nonzero) digits is 4480, while the sum is 30.
The square root of 804715212 is about 28367.5027452189. The cubic root of 804715212 is about 930.1380347777.
The spelling of 804715212 in words is "eight hundred four million, seven hundred fifteen thousand, two hundred twelve".
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