Base | Representation |
---|---|
bin | 111001010110… |
… | …0011000101010 |
3 | 2002120112002122 |
4 | 1302230120222 |
5 | 30144104333 |
6 | 2552231242 |
7 | 513362420 |
oct | 162543052 |
9 | 62515078 |
10 | 30066218 |
11 | 15a76216 |
12 | a09b522 |
13 | 62c9180 |
14 | 3dc9110 |
15 | 298d798 |
hex | 1cac62a |
30066218 has 48 divisors (see below), whose sum is σ = 58093056. Its totient is φ = 11352960.
The previous prime is 30066209. The next prime is 30066241. The reversal of 30066218 is 81266003.
It is a Harshad number since it is a multiple of its sum of digits (26).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 411830 + ... + 411902.
It is an arithmetic number, because the mean of its divisors is an integer number (1210272).
Almost surely, 230066218 is an apocalyptic number.
30066218 is a deficient number, since it is larger than the sum of its proper divisors (28026838).
30066218 is a wasteful number, since it uses less digits than its factorization.
30066218 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 199 (or 126 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 26.
The square root of 30066218 is about 5483.2670917985. The cubic root of 30066218 is about 310.9516989535.
The spelling of 30066218 in words is "thirty million, sixty-six thousand, two hundred eighteen".
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