Base | Representation |
---|---|
bin | 1000000101011000111111 |
3 | 10222200001001 |
4 | 20011120333 |
5 | 1020303411 |
6 | 113231131 |
7 | 24004342 |
oct | 10053077 |
9 | 3880031 |
10 | 2119231 |
11 | 1218234 |
12 | 8624a7 |
13 | 5927aa |
14 | 3d2459 |
15 | 2bcdc1 |
hex | 20563f |
2119231 has 2 divisors, whose sum is σ = 2119232. Its totient is φ = 2119230.
The previous prime is 2119211. The next prime is 2119259. The reversal of 2119231 is 1329112.
2119231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2119231 - 25 = 2119199 is a prime.
It is a super-2 number, since 2×21192312 = 8982280062722, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2119199 and 2119208.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2119211) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1059615 + 1059616.
It is an arithmetic number, because the mean of its divisors is an integer number (1059616).
22119231 is an apocalyptic number.
2119231 is a deficient number, since it is larger than the sum of its proper divisors (1).
2119231 is an equidigital number, since it uses as much as digits as its factorization.
2119231 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 108, while the sum is 19.
The square root of 2119231 is about 1455.7578782201. The cubic root of 2119231 is about 128.4476311609.
The spelling of 2119231 in words is "two million, one hundred nineteen thousand, two hundred thirty-one".
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