Base | Representation |
---|---|
bin | 11001110100100000011101 |
3 | 110201212212110 |
4 | 121310200131 |
5 | 3213044134 |
6 | 401024233 |
7 | 111350505 |
oct | 31644035 |
9 | 13655773 |
10 | 6768669 |
11 | 3903446 |
12 | 2325079 |
13 | 152cb3b |
14 | c82a05 |
15 | 8da7e9 |
hex | 67481d |
6768669 has 24 divisors (see below), whose sum is σ = 9892768. Its totient is φ = 4112640.
The previous prime is 6768667. The next prime is 6768679. The reversal of 6768669 is 9668676.
It is a happy number.
It is not a de Polignac number, because 6768669 - 21 = 6768667 is a prime.
It is a super-2 number, since 2×67686692 = 91629760063122, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6768661) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31974 + ... + 32184.
Almost surely, 26768669 is an apocalyptic number.
It is an amenable number.
6768669 is a deficient number, since it is larger than the sum of its proper divisors (3124099).
6768669 is a wasteful number, since it uses less digits than its factorization.
6768669 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 285 (or 268 counting only the distinct ones).
The product of its digits is 653184, while the sum is 48.
The square root of 6768669 is about 2601.6665812513. Note that the first 3 decimals coincide. The cubic root of 6768669 is about 189.1622301827.
The spelling of 6768669 in words is "six million, seven hundred sixty-eight thousand, six hundred sixty-nine".
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