Base | Representation |
---|---|
bin | 1011100101110001… |
… | …1001101011111001 |
3 | 22000211022212111012 |
4 | 2321130121223321 |
5 | 22332433331301 |
6 | 1232420243305 |
7 | 140046006662 |
oct | 27134315371 |
9 | 8024285435 |
10 | 3111230201 |
11 | 1357232332 |
12 | 729b40535 |
13 | 3a775a821 |
14 | 2172bc369 |
15 | 133215ebb |
hex | b9719af9 |
3111230201 has 2 divisors, whose sum is σ = 3111230202. Its totient is φ = 3111230200.
The previous prime is 3111230147. The next prime is 3111230203. The reversal of 3111230201 is 1020321113.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 2819503801 + 291726400 = 53099^2 + 17080^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-3111230201 is a prime.
It is a super-2 number, since 2×31112302012 = 19359506727229000802, which contains 22 as substring.
Together with 3111230203, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (3111230203) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1555615100 + 1555615101.
It is an arithmetic number, because the mean of its divisors is an integer number (1555615101).
Almost surely, 23111230201 is an apocalyptic number.
It is an amenable number.
3111230201 is a deficient number, since it is larger than the sum of its proper divisors (1).
3111230201 is an equidigital number, since it uses as much as digits as its factorization.
3111230201 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 36, while the sum is 14.
The square root of 3111230201 is about 55778.4026393729. The cubic root of 3111230201 is about 1459.8583400743.
Adding to 3111230201 its reverse (1020321113), we get a palindrome (4131551314).
The spelling of 3111230201 in words is "three billion, one hundred eleven million, two hundred thirty thousand, two hundred one".
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