Base | Representation |
---|---|
bin | 111101110110… |
… | …100010111111 |
3 | 1010111202201012 |
4 | 331312202333 |
5 | 13122323312 |
6 | 1335305435 |
7 | 254550512 |
oct | 75664277 |
9 | 33452635 |
10 | 16214207 |
11 | 9174a79 |
12 | 551b27b |
13 | 3489209 |
14 | 2220d79 |
15 | 1654322 |
hex | f768bf |
16214207 has 2 divisors, whose sum is σ = 16214208. Its totient is φ = 16214206.
The previous prime is 16214179. The next prime is 16214267. The reversal of 16214207 is 70241261.
It is a weak prime.
It is an emirp because it is prime and its reverse (70241261) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 16214207 - 212 = 16210111 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (16214267) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8107103 + 8107104.
It is an arithmetic number, because the mean of its divisors is an integer number (8107104).
Almost surely, 216214207 is an apocalyptic number.
16214207 is a deficient number, since it is larger than the sum of its proper divisors (1).
16214207 is an equidigital number, since it uses as much as digits as its factorization.
16214207 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 672, while the sum is 23.
The square root of 16214207 is about 4026.6868514947. The cubic root of 16214207 is about 253.1037449409.
Adding to 16214207 its reverse (70241261), we get a palindrome (86455468).
The spelling of 16214207 in words is "sixteen million, two hundred fourteen thousand, two hundred seven".
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