Base | Representation |
---|---|
bin | 1100111110010011… |
… | …01000100101000101 |
3 | 122222102000020001002 |
4 | 12133021220211011 |
5 | 103231024221044 |
6 | 3111045343045 |
7 | 334413055652 |
oct | 63711504505 |
9 | 18872006032 |
10 | 6965070149 |
11 | 2a54667324 |
12 | 1424707a85 |
13 | 86ccc60ab |
14 | 4a1066c29 |
15 | 2ab71974e |
hex | 19f268945 |
6965070149 has 2 divisors, whose sum is σ = 6965070150. Its totient is φ = 6965070148.
The previous prime is 6965070139. The next prime is 6965070163. The reversal of 6965070149 is 9410705696.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 6755689249 + 209380900 = 82193^2 + 14470^2 .
It is a cyclic number.
It is not a de Polignac number, because 6965070149 - 28 = 6965069893 is a prime.
It is a Sophie Germain prime.
It is an alternating number because its digits alternate between even and odd.
It is a Curzon number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (6965070139) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3482535074 + 3482535075.
It is an arithmetic number, because the mean of its divisors is an integer number (3482535075).
Almost surely, 26965070149 is an apocalyptic number.
It is an amenable number.
6965070149 is a deficient number, since it is larger than the sum of its proper divisors (1).
6965070149 is an equidigital number, since it uses as much as digits as its factorization.
6965070149 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 408240, while the sum is 47.
The square root of 6965070149 is about 83456.9958062235. The cubic root of 6965070149 is about 1909.7440470047.
The spelling of 6965070149 in words is "six billion, nine hundred sixty-five million, seventy thousand, one hundred forty-nine".
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