Base | Representation |
---|---|
bin | 11110100101100100101010 |
3 | 120002100221001 |
4 | 132211210222 |
5 | 4023040333 |
6 | 443505214 |
7 | 125103505 |
oct | 36454452 |
9 | 16070831 |
10 | 8018218 |
11 | 458722a |
12 | 282820a |
13 | 1879810 |
14 | 10ca13c |
15 | a85b7d |
hex | 7a592a |
8018218 has 16 divisors (see below), whose sum is σ = 13174560. Its totient is φ = 3637296.
The previous prime is 8018207. The next prime is 8018221. The reversal of 8018218 is 8128108.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1080 + ... + 4147.
It is an arithmetic number, because the mean of its divisors is an integer number (823410).
Almost surely, 28018218 is an apocalyptic number.
8018218 is a deficient number, since it is larger than the sum of its proper divisors (5156342).
8018218 is a wasteful number, since it uses less digits than its factorization.
8018218 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5301.
The product of its (nonzero) digits is 1024, while the sum is 28.
The square root of 8018218 is about 2831.6458111847. The cubic root of 8018218 is about 200.1517015707.
It can be divided in two parts, 80182 and 18, that added together give a triangular number (80200 = T400).
The spelling of 8018218 in words is "eight million, eighteen thousand, two hundred eighteen".
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