Base | Representation |
---|---|
bin | 11001110001110… |
… | …00101000100011 |
3 | 120001220001122001 |
4 | 30320320220203 |
5 | 420324114002 |
6 | 33242424431 |
7 | 5233666213 |
oct | 1470705043 |
9 | 501801561 |
10 | 216238627 |
11 | 101074310 |
12 | 60502117 |
13 | 35a51667 |
14 | 20a0c243 |
15 | 13eb5a87 |
hex | ce38a23 |
216238627 has 8 divisors (see below), whose sum is σ = 236094912. Its totient is φ = 196415400.
The previous prime is 216238613. The next prime is 216238637. The reversal of 216238627 is 726832612.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-216238627 is a prime.
It is a super-3 number, since 3×2162386273 (a number of 26 digits) contains 333 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (216238637) 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, 6588 + ... + 21814.
It is an arithmetic number, because the mean of its divisors is an integer number (29511864).
Almost surely, 2216238627 is an apocalyptic number.
216238627 is a deficient number, since it is larger than the sum of its proper divisors (19856285).
216238627 is a wasteful number, since it uses less digits than its factorization.
216238627 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16529.
The product of its digits is 48384, while the sum is 37.
The square root of 216238627 is about 14705.0544711674. The cubic root of 216238627 is about 600.2208696103.
The spelling of 216238627 in words is "two hundred sixteen million, two hundred thirty-eight thousand, six hundred twenty-seven".
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