Base | Representation |
---|---|
bin | 1011111110000010… |
… | …1010110000101101 |
3 | 22021220211220212221 |
4 | 2333200222300231 |
5 | 23040012341023 |
6 | 1250453555341 |
7 | 142423102651 |
oct | 27740526055 |
9 | 8256756787 |
10 | 3213012013 |
11 | 13a9730532 |
12 | 758045b51 |
13 | 3c2876353 |
14 | 226a14a61 |
15 | 13c11d85d |
hex | bf82ac2d |
3213012013 has 2 divisors, whose sum is σ = 3213012014. Its totient is φ = 3213012012.
The previous prime is 3213012007. The next prime is 3213012017. The reversal of 3213012013 is 3102103123.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1690607689 + 1522404324 = 41117^2 + 39018^2 .
It is a cyclic number.
It is not a de Polignac number, because 3213012013 - 25 = 3213011981 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (3213012017) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1606506006 + 1606506007.
It is an arithmetic number, because the mean of its divisors is an integer number (1606506007).
Almost surely, 23213012013 is an apocalyptic number.
It is an amenable number.
3213012013 is a deficient number, since it is larger than the sum of its proper divisors (1).
3213012013 is an equidigital number, since it uses as much as digits as its factorization.
3213012013 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 108, while the sum is 16.
The square root of 3213012013 is about 56683.4368488715. The cubic root of 3213012013 is about 1475.6072593692.
Adding to 3213012013 its reverse (3102103123), we get a palindrome (6315115136).
The spelling of 3213012013 in words is "three billion, two hundred thirteen million, twelve thousand, thirteen".
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