Base | Representation |
---|---|
bin | 110000001011000… |
… | …011101111111100 |
3 | 2002022210002020221 |
4 | 300023003233330 |
5 | 3123400032213 |
6 | 212110351124 |
7 | 26012426461 |
oct | 6013035774 |
9 | 2068702227 |
10 | 808205308 |
11 | 385235679 |
12 | 1a67bb4a4 |
13 | cb5968c1 |
14 | 794a3668 |
15 | 4ae4838d |
hex | 302c3bfc |
808205308 has 12 divisors (see below), whose sum is σ = 1416453192. Its totient is φ = 403504400.
The previous prime is 808205291. The next prime is 808205317. The reversal of 808205308 is 803502808.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146518 + ... + 151933.
It is an arithmetic number, because the mean of its divisors is an integer number (118037766).
Almost surely, 2808205308 is an apocalyptic number.
It is an amenable number.
808205308 is a deficient number, since it is larger than the sum of its proper divisors (608247884).
808205308 is a wasteful number, since it uses less digits than its factorization.
808205308 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 299132 (or 299130 counting only the distinct ones).
The product of its (nonzero) digits is 15360, while the sum is 34.
The square root of 808205308 is about 28428.9519328448. The cubic root of 808205308 is about 931.4807827768.
It can be divided in two parts, 808 and 205308, that added together give a square (206116 = 4542).
The spelling of 808205308 in words is "eight hundred eight million, two hundred five thousand, three hundred eight".
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