Base | Representation |
---|---|
bin | 1000001111111011… |
… | …1011001000010101 |
3 | 12201022121121212002 |
4 | 2003332323020111 |
5 | 14013330413141 |
6 | 1003420205045 |
7 | 105605220341 |
oct | 20376731025 |
9 | 5638547762 |
10 | 2214310421 |
11 | a36a14214 |
12 | 519699785 |
13 | 2939a216b |
14 | 170124621 |
15 | ce5e6e9b |
hex | 83fbb215 |
2214310421 has 4 divisors (see below), whose sum is σ = 2220655500. Its totient is φ = 2207965344.
The previous prime is 2214310391. The next prime is 2214310429. The reversal of 2214310421 is 1240134122.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 1315150225 + 899160196 = 36265^2 + 29986^2 .
It is a cyclic number.
It is not a de Polignac number, because 2214310421 - 210 = 2214309397 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2214310393 and 2214310402.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2214310429) 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 in 3 ways as a sum of consecutive naturals, for example, 3172016 + ... + 3172713.
It is an arithmetic number, because the mean of its divisors is an integer number (555163875).
Almost surely, 22214310421 is an apocalyptic number.
It is an amenable number.
2214310421 is a deficient number, since it is larger than the sum of its proper divisors (6345079).
2214310421 is an equidigital number, since it uses as much as digits as its factorization.
2214310421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6345078.
The product of its (nonzero) digits is 384, while the sum is 20.
The square root of 2214310421 is about 47056.4599284732. The cubic root of 2214310421 is about 1303.4053560857.
Adding to 2214310421 its reverse (1240134122), we get a palindrome (3454444543).
The spelling of 2214310421 in words is "two billion, two hundred fourteen million, three hundred ten thousand, four hundred twenty-one".
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