Base | Representation |
---|---|
bin | 111111101000100… |
… | …1010111101001111 |
3 | 12111210202210101212 |
4 | 1333101022331033 |
5 | 13333103122014 |
6 | 551512525035 |
7 | 103624652336 |
oct | 17721127517 |
9 | 5453683355 |
10 | 2135207759 |
11 | 9a62a6213 |
12 | 4b70b077b |
13 | 280497359 |
14 | 163812d1d |
15 | c76be23e |
hex | 7f44af4f |
2135207759 has 2 divisors, whose sum is σ = 2135207760. Its totient is φ = 2135207758.
The previous prime is 2135207749. The next prime is 2135207797. The reversal of 2135207759 is 9577025312.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2135207759 is a prime.
It is a super-2 number, since 2×21352077592 = 9118224348187604162, which contains 22 as substring.
It is a Sophie Germain prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2135207749) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1067603879 + 1067603880.
It is an arithmetic number, because the mean of its divisors is an integer number (1067603880).
Almost surely, 22135207759 is an apocalyptic number.
2135207759 is a deficient number, since it is larger than the sum of its proper divisors (1).
2135207759 is an equidigital number, since it uses as much as digits as its factorization.
2135207759 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 132300, while the sum is 41.
The square root of 2135207759 is about 46208.3083330260. The cubic root of 2135207759 is about 1287.6960978716.
The spelling of 2135207759 in words is "two billion, one hundred thirty-five million, two hundred seven thousand, seven hundred fifty-nine".
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