Base | Representation |
---|---|
bin | 111100101000010100… |
… | …010010010111110101 |
3 | 20020000222212012022221 |
4 | 330220110102113311 |
5 | 2031311313304323 |
6 | 45523522322341 |
7 | 4463155441354 |
oct | 745024222765 |
9 | 206028765287 |
10 | 65100916213 |
11 | 256778519a3 |
12 | 1074a1b93b1 |
13 | 61a64905c8 |
14 | 321810399b |
15 | 1a6049055d |
hex | f285125f5 |
65100916213 has 2 divisors, whose sum is σ = 65100916214. Its totient is φ = 65100916212.
The previous prime is 65100916201. The next prime is 65100916217. The reversal of 65100916213 is 31261900156.
65100916213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 61436066769 + 3664849444 = 247863^2 + 60538^2 .
It is a cyclic number.
It is not a de Polignac number, because 65100916213 - 29 = 65100915701 is a prime.
It is a super-2 number, since 2×651009162132 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (65100916217) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32550458106 + 32550458107.
It is an arithmetic number, because the mean of its divisors is an integer number (32550458107).
Almost surely, 265100916213 is an apocalyptic number.
It is an amenable number.
65100916213 is a deficient number, since it is larger than the sum of its proper divisors (1).
65100916213 is an equidigital number, since it uses as much as digits as its factorization.
65100916213 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 9720, while the sum is 34.
The spelling of 65100916213 in words is "sixty-five billion, one hundred million, nine hundred sixteen thousand, two hundred thirteen".
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