Base | Representation |
---|---|
bin | 1011111110011000… |
… | …0101011101111001 |
3 | 22022000112001220112 |
4 | 2333212011131321 |
5 | 23040343311441 |
6 | 1250544234105 |
7 | 142441136135 |
oct | 27746053571 |
9 | 8260461815 |
10 | 3214432121 |
11 | 13aa51047a |
12 | 75860b935 |
13 | 3c2c52854 |
14 | 226ca43c5 |
15 | 13c2ee4eb |
hex | bf985779 |
3214432121 has 2 divisors, whose sum is σ = 3214432122. Its totient is φ = 3214432120.
The previous prime is 3214432099. The next prime is 3214432189. The reversal of 3214432121 is 1212344123.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1758628096 + 1455804025 = 41936^2 + 38155^2 .
It is a cyclic number.
It is not a de Polignac number, because 3214432121 - 26 = 3214432057 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is not a weakly prime, because it can be changed into another prime (3214435121) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1607216060 + 1607216061.
It is an arithmetic number, because the mean of its divisors is an integer number (1607216061).
Almost surely, 23214432121 is an apocalyptic number.
It is an amenable number.
3214432121 is a deficient number, since it is larger than the sum of its proper divisors (1).
3214432121 is an equidigital number, since it uses as much as digits as its factorization.
3214432121 is an evil number, because the sum of its binary digits is even.
The product of its digits is 1152, while the sum is 23.
The square root of 3214432121 is about 56695.9621225357. The cubic root of 3214432121 is about 1475.8246268540.
Adding to 3214432121 its reverse (1212344123), we get a palindrome (4426776244).
The spelling of 3214432121 in words is "three billion, two hundred fourteen million, four hundred thirty-two thousand, one hundred twenty-one".
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