Base | Representation |
---|---|
bin | 100011000001… |
… | …0011110010110 |
3 | 1021112210110221 |
4 | 1012002132112 |
5 | 14200011324 |
6 | 1453304554 |
7 | 312026215 |
oct | 106023626 |
9 | 37483427 |
10 | 18360214 |
11 | a400334 |
12 | 619515a |
13 | 3a5ac42 |
14 | 261d07c |
15 | 192a0e4 |
hex | 1182796 |
18360214 has 16 divisors (see below), whose sum is σ = 28435248. Its totient is φ = 8884512.
The previous prime is 18360197. The next prime is 18360253. The reversal of 18360214 is 41206381.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16252 + ... + 17344.
It is an arithmetic number, because the mean of its divisors is an integer number (1777203).
Almost surely, 218360214 is an apocalyptic number.
18360214 is a deficient number, since it is larger than the sum of its proper divisors (10075034).
18360214 is a wasteful number, since it uses less digits than its factorization.
18360214 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1359.
The product of its (nonzero) digits is 1152, while the sum is 25.
The square root of 18360214 is about 4284.8820287144. The cubic root of 18360214 is about 263.8108052945.
Adding to 18360214 its reverse (41206381), we get a palindrome (59566595).
It can be divided in two parts, 1836021 and 4, that added together give a square (1836025 = 13552).
The spelling of 18360214 in words is "eighteen million, three hundred sixty thousand, two hundred fourteen".
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