Base | Representation |
---|---|
bin | 101101110111010… |
… | …101100000101101 |
3 | 1222121220200011000 |
4 | 231313111200231 |
5 | 3033441340444 |
6 | 204204350513 |
7 | 25032323052 |
oct | 5567254055 |
9 | 1877820130 |
10 | 769480749 |
11 | 365396304 |
12 | 195845439 |
13 | c355876b |
14 | 742a3029 |
15 | 47849469 |
hex | 2ddd582d |
769480749 has 32 divisors (see below), whose sum is σ = 1178766080. Its totient is φ = 495720000.
The previous prime is 769480703. The next prime is 769480781. The reversal of 769480749 is 947084967.
It is a happy number.
769480749 is nontrivially palindromic in base 7.
It is not a de Polignac number, because 769480749 - 28 = 769480493 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 769480695 and 769480704.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (769480949) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 148299 + ... + 153399.
It is an arithmetic number, because the mean of its divisors is an integer number (36836440).
Almost surely, 2769480749 is an apocalyptic number.
It is an amenable number.
769480749 is a deficient number, since it is larger than the sum of its proper divisors (409285331).
769480749 is a wasteful number, since it uses less digits than its factorization.
769480749 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5298 (or 5292 counting only the distinct ones).
The product of its (nonzero) digits is 3048192, while the sum is 54.
The square root of 769480749 is about 27739.5160195703. The cubic root of 769480749 is about 916.3595698274.
The spelling of 769480749 in words is "seven hundred sixty-nine million, four hundred eighty thousand, seven hundred forty-nine".
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