Base | Representation |
---|---|
bin | 111101110110… |
… | …100000000010 |
3 | 1010111202110012 |
4 | 331312200002 |
5 | 13122322033 |
6 | 1335304522 |
7 | 254550122 |
oct | 75664002 |
9 | 33452405 |
10 | 16214018 |
11 | 9174917 |
12 | 551b142 |
13 | 34890c2 |
14 | 2220c82 |
15 | 1654248 |
hex | f76802 |
16214018 has 8 divisors (see below), whose sum is σ = 24476412. Its totient is φ = 8055216.
The previous prime is 16214017. The next prime is 16214021. The reversal of 16214018 is 81041261.
It can be written as a sum of positive squares in 2 ways, for example, as 15578809 + 635209 = 3947^2 + 797^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 16213984 and 16214002.
It is not an unprimeable number, because it can be changed into a prime (16214017) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 25505 + ... + 26132.
Almost surely, 216214018 is an apocalyptic number.
16214018 is a deficient number, since it is larger than the sum of its proper divisors (8262394).
16214018 is a wasteful number, since it uses less digits than its factorization.
16214018 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 51796.
The product of its (nonzero) digits is 384, while the sum is 23.
The square root of 16214018 is about 4026.6633830009. The cubic root of 16214018 is about 253.1027615071.
Adding to 16214018 its reverse (81041261), we get a palindrome (97255279).
The spelling of 16214018 in words is "sixteen million, two hundred fourteen thousand, eighteen".
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