Base | Representation |
---|---|
bin | 100111010110100… |
… | …1010101101101101 |
3 | 10102000200110222221 |
4 | 1032231022231231 |
5 | 10201014310323 |
6 | 335010035341 |
7 | 44502515656 |
oct | 11655125555 |
9 | 3360613887 |
10 | 1320463213 |
11 | 618404613 |
12 | 30a278b51 |
13 | 1807511a4 |
14 | c752a52d |
15 | 7add355d |
hex | 4eb4ab6d |
1320463213 has 2 divisors, whose sum is σ = 1320463214. Its totient is φ = 1320463212.
The previous prime is 1320463187. The next prime is 1320463229. The reversal of 1320463213 is 3123640231.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 701349289 + 619113924 = 26483^2 + 24882^2 .
It is a cyclic number.
It is not a de Polignac number, because 1320463213 - 213 = 1320455021 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1320463013) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 660231606 + 660231607.
It is an arithmetic number, because the mean of its divisors is an integer number (660231607).
Almost surely, 21320463213 is an apocalyptic number.
It is an amenable number.
1320463213 is a deficient number, since it is larger than the sum of its proper divisors (1).
1320463213 is an equidigital number, since it uses as much as digits as its factorization.
1320463213 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2592, while the sum is 25.
The square root of 1320463213 is about 36338.1784491188. The cubic root of 1320463213 is about 1097.0896103133.
The spelling of 1320463213 in words is "one billion, three hundred twenty million, four hundred sixty-three thousand, two hundred thirteen".
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