Base | Representation |
---|---|
bin | 100010111001… |
… | …1010101100110 |
3 | 1021102122102122 |
4 | 1011303111212 |
5 | 14141020324 |
6 | 1452105542 |
7 | 311350364 |
oct | 105632546 |
9 | 37378378 |
10 | 18298214 |
11 | a3687a0 |
12 | 61652b2 |
13 | 3a3895c |
14 | 2604634 |
15 | 1916a5e |
hex | 1173566 |
18298214 has 16 divisors (see below), whose sum is σ = 30058560. Its totient is φ = 8285160.
The previous prime is 18298213. The next prime is 18298289. The reversal of 18298214 is 41289281.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (18298213) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4757 + ... + 7695.
It is an arithmetic number, because the mean of its divisors is an integer number (1878660).
Almost surely, 218298214 is an apocalyptic number.
18298214 is a deficient number, since it is larger than the sum of its proper divisors (11760346).
18298214 is a wasteful number, since it uses less digits than its factorization.
18298214 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3235.
The product of its digits is 9216, while the sum is 35.
The square root of 18298214 is about 4277.6411724220. The cubic root of 18298214 is about 263.5135190805.
The spelling of 18298214 in words is "eighteen million, two hundred ninety-eight thousand, two hundred fourteen".
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