Base | Representation |
---|---|
bin | 1011110111110110000001 |
3 | 12212010022011 |
4 | 23313312001 |
5 | 1244043241 |
6 | 150412521 |
7 | 35311552 |
oct | 13676601 |
9 | 5763264 |
10 | 3112321 |
11 | 1836373 |
12 | 1061141 |
13 | 84c814 |
14 | 5b0329 |
15 | 417281 |
hex | 2f7d81 |
3112321 has 2 divisors, whose sum is σ = 3112322. Its totient is φ = 3112320.
The previous prime is 3112313. The next prime is 3112327. The reversal of 3112321 is 1232113.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 3111696 + 625 = 1764^2 + 25^2 .
It is a cyclic number.
It is not a de Polignac number, because 3112321 - 23 = 3112313 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (3112327) 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 as a sum of consecutive naturals, namely, 1556160 + 1556161.
It is an arithmetic number, because the mean of its divisors is an integer number (1556161).
Almost surely, 23112321 is an apocalyptic number.
It is an amenable number.
3112321 is a deficient number, since it is larger than the sum of its proper divisors (1).
3112321 is an equidigital number, since it uses as much as digits as its factorization.
3112321 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 36, while the sum is 13.
The square root of 3112321 is about 1764.1771453003. The cubic root of 3112321 is about 146.0028929182.
Adding to 3112321 its reverse (1232113), we get a palindrome (4344434).
The spelling of 3112321 in words is "three million, one hundred twelve thousand, three hundred twenty-one".
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