Base | Representation |
---|---|
bin | 11001100010010… |
… | …01101010001101 |
3 | 112221002001112122 |
4 | 30301021222031 |
5 | 414314224323 |
6 | 33131142325 |
7 | 5210523326 |
oct | 1461115215 |
9 | 487061478 |
10 | 214211213 |
11 | aaa0a067 |
12 | 5b8a49a5 |
13 | 354c18c8 |
14 | 2064144d |
15 | 13c14ec8 |
hex | cc49a8d |
214211213 has 8 divisors (see below), whose sum is σ = 227743488. Its totient is φ = 201030544.
The previous prime is 214211201. The next prime is 214211227. The reversal of 214211213 is 312112412.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 214211213 - 214 = 214194829 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 214211191 and 214211200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (214211243) 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, 86645 + ... + 89082.
It is an arithmetic number, because the mean of its divisors is an integer number (28467936).
Almost surely, 2214211213 is an apocalyptic number.
214211213 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
It is an amenable number.
214211213 is a deficient number, since it is larger than the sum of its proper divisors (13532275).
214211213 is a wasteful number, since it uses less digits than its factorization.
214211213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 175803.
The product of its digits is 96, while the sum is 17.
The square root of 214211213 is about 14635.9561696529. The cubic root of 214211213 is about 598.3391224592.
Adding to 214211213 its reverse (312112412), we get a palindrome (526323625).
The spelling of 214211213 in words is "two hundred fourteen million, two hundred eleven thousand, two hundred thirteen".
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