Base | Representation |
---|---|
bin | 1010000010101010… |
… | …10001001100110101 |
3 | 111220201020022112001 |
4 | 11001111101030311 |
5 | 42020102434223 |
6 | 2250541055301 |
7 | 250411161244 |
oct | 50125211465 |
9 | 14821208461 |
10 | 5391061813 |
11 | 2317128595 |
12 | 1065557531 |
13 | 67bb90a07 |
14 | 391dba95b |
15 | 2184519ad |
hex | 141551335 |
5391061813 has 2 divisors, whose sum is σ = 5391061814. Its totient is φ = 5391061812.
The previous prime is 5391061771. The next prime is 5391061861. The reversal of 5391061813 is 3181601935.
5391061813 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 5102673489 + 288388324 = 71433^2 + 16982^2 .
It is a cyclic number.
It is not a de Polignac number, because 5391061813 - 213 = 5391053621 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (5391064813) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2695530906 + 2695530907.
It is an arithmetic number, because the mean of its divisors is an integer number (2695530907).
Almost surely, 25391061813 is an apocalyptic number.
It is an amenable number.
5391061813 is a deficient number, since it is larger than the sum of its proper divisors (1).
5391061813 is an equidigital number, since it uses as much as digits as its factorization.
5391061813 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 19440, while the sum is 37.
The square root of 5391061813 is about 73423.8504370344. The cubic root of 5391061813 is about 1753.4421299439.
The spelling of 5391061813 in words is "five billion, three hundred ninety-one million, sixty-one thousand, eight hundred thirteen".
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