Base | Representation |
---|---|
bin | 1011101000001010… |
… | …0011100101001011 |
3 | 22001112011000122201 |
4 | 2322002203211023 |
5 | 22343013412303 |
6 | 1233414501031 |
7 | 140230015225 |
oct | 27202434513 |
9 | 8045130581 |
10 | 3121232203 |
11 | 1361943a51 |
12 | 731364777 |
13 | 3a985027b |
14 | 218763415 |
15 | 13403e81d |
hex | ba0a394b |
3121232203 has 2 divisors, whose sum is σ = 3121232204. Its totient is φ = 3121232202.
The previous prime is 3121232173. The next prime is 3121232221. The reversal of 3121232203 is 3022321213.
It is a strong prime.
It is an emirp because it is prime and its reverse (3022321213) is a distict prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-3121232203 is a prime.
It is not a weakly prime, because it can be changed into another prime (3121232003) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1560616101 + 1560616102.
It is an arithmetic number, because the mean of its divisors is an integer number (1560616102).
Almost surely, 23121232203 is an apocalyptic number.
3121232203 is a deficient number, since it is larger than the sum of its proper divisors (1).
3121232203 is an equidigital number, since it uses as much as digits as its factorization.
3121232203 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 432, while the sum is 19.
The square root of 3121232203 is about 55867.9890724554. The cubic root of 3121232203 is about 1461.4210538538.
Adding to 3121232203 its reverse (3022321213), we get a palindrome (6143553416).
The spelling of 3121232203 in words is "three billion, one hundred twenty-one million, two hundred thirty-two thousand, two hundred three".
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