Base | Representation |
---|---|
bin | 11010001001010… |
… | …01111000100101 |
3 | 120021200210212221 |
4 | 31010221320211 |
5 | 422121331231 |
6 | 33432512341 |
7 | 5302136254 |
oct | 1504517045 |
9 | 507623787 |
10 | 219323941 |
11 | 102891361 |
12 | 6154b6b1 |
13 | 36591aa5 |
14 | 211b279b |
15 | 143c4d11 |
hex | d129e25 |
219323941 has 4 divisors (see below), whose sum is σ = 219619872. Its totient is φ = 219028012.
The previous prime is 219323917. The next prime is 219323947. The reversal of 219323941 is 149323912.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 219323941 - 27 = 219323813 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 219323897 and 219323906.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (219323947) 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 3 ways as a sum of consecutive naturals, for example, 146851 + ... + 148336.
It is an arithmetic number, because the mean of its divisors is an integer number (54904968).
Almost surely, 2219323941 is an apocalyptic number.
It is an amenable number.
219323941 is a deficient number, since it is larger than the sum of its proper divisors (295931).
219323941 is an equidigital number, since it uses as much as digits as its factorization.
219323941 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 295930.
The product of its digits is 11664, while the sum is 34.
The square root of 219323941 is about 14809.5894946484. The cubic root of 219323941 is about 603.0620694486.
The spelling of 219323941 in words is "two hundred nineteen million, three hundred twenty-three thousand, nine hundred forty-one".
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