Base | Representation |
---|---|
bin | 11001100000110… |
… | …11010011000001 |
3 | 112220201102001022 |
4 | 30300123103001 |
5 | 414242140223 |
6 | 33123115225 |
7 | 5206102562 |
oct | 1460332301 |
9 | 486642038 |
10 | 214021313 |
11 | aa89a420 |
12 | 5b812b15 |
13 | 3545633c |
14 | 205d2169 |
15 | 13bc8ac8 |
hex | cc1b4c1 |
214021313 has 8 divisors (see below), whose sum is σ = 247212000. Its totient is φ = 183119680.
The previous prime is 214021307. The next prime is 214021321. The reversal of 214021313 is 313120412.
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 214021313 - 28 = 214021057 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 214021291 and 214021300.
It is not an unprimeable number, because it can be changed into a prime (214021343) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 572063 + ... + 572436.
It is an arithmetic number, because the mean of its divisors is an integer number (30901500).
Almost surely, 2214021313 is an apocalyptic number.
It is an amenable number.
214021313 is a deficient number, since it is larger than the sum of its proper divisors (33190687).
214021313 is a wasteful number, since it uses less digits than its factorization.
214021313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1144527.
The product of its (nonzero) digits is 144, while the sum is 17.
The square root of 214021313 is about 14629.4672835343. The cubic root of 214021313 is about 598.1622593363.
Adding to 214021313 its reverse (313120412), we get a palindrome (527141725).
Subtracting 214021313 from its reverse (313120412), we obtain a palindrome (99099099).
The spelling of 214021313 in words is "two hundred fourteen million, twenty-one thousand, three hundred thirteen".
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