Base | Representation |
---|---|
bin | 1000010001001… |
… | …10110101001101 |
3 | 11211112002222122 |
4 | 10020212311031 |
5 | 120224140234 |
6 | 10514422325 |
7 | 1501410344 |
oct | 410466515 |
9 | 154462878 |
10 | 69365069 |
11 | 36178004 |
12 | 1b2919a5 |
13 | 114a8827 |
14 | 92d8b5b |
15 | 615292e |
hex | 4226d4d |
69365069 has 2 divisors, whose sum is σ = 69365070. Its totient is φ = 69365068.
The previous prime is 69365039. The next prime is 69365077. The reversal of 69365069 is 96056396.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 55204900 + 14160169 = 7430^2 + 3763^2 .
It is a cyclic number.
It is not a de Polignac number, because 69365069 - 224 = 52587853 is a prime.
It is a super-2 number, since 2×693650692 = 9623025594749522, which contains 22 as substring.
It is a Sophie Germain prime.
It is a Curzon number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (69365039) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34682534 + 34682535.
It is an arithmetic number, because the mean of its divisors is an integer number (34682535).
Almost surely, 269365069 is an apocalyptic number.
It is an amenable number.
69365069 is a deficient number, since it is larger than the sum of its proper divisors (1).
69365069 is an equidigital number, since it uses as much as digits as its factorization.
69365069 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 262440, while the sum is 44.
The square root of 69365069 is about 8328.5694449887. The cubic root of 69365069 is about 410.8786806733.
The spelling of 69365069 in words is "sixty-nine million, three hundred sixty-five thousand, sixty-nine".
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