Base | Representation |
---|---|
bin | 101101110110101… |
… | …101110011111101 |
3 | 1222121121102002111 |
4 | 231312231303331 |
5 | 3033421140031 |
6 | 204201054021 |
7 | 25031045014 |
oct | 5566556375 |
9 | 1877542074 |
10 | 769318141 |
11 | 365295119 |
12 | 195787311 |
13 | c34cc747 |
14 | 7425da7b |
15 | 478161b1 |
hex | 2ddadcfd |
769318141 has 8 divisors (see below), whose sum is σ = 775517400. Its totient is φ = 763132992.
The previous prime is 769318129. The next prime is 769318159. The reversal of 769318141 is 141813967.
It can be written as a sum of positive squares in 4 ways, for example, as 91757241 + 677560900 = 9579^2 + 26030^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-769318141 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 769318094 and 769318103.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (769319141) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124071 + ... + 130123.
It is an arithmetic number, because the mean of its divisors is an integer number (96939675).
Almost surely, 2769318141 is an apocalyptic number.
It is an amenable number.
769318141 is a deficient number, since it is larger than the sum of its proper divisors (6199259).
769318141 is a wasteful number, since it uses less digits than its factorization.
769318141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7055.
The product of its digits is 36288, while the sum is 40.
The square root of 769318141 is about 27736.5848835072. The cubic root of 769318141 is about 916.2950163847.
The spelling of 769318141 in words is "seven hundred sixty-nine million, three hundred eighteen thousand, one hundred forty-one".
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