Base | Representation |
---|---|
bin | 1100100111000010… |
… | …11111101001110001 |
3 | 122110210221112222022 |
4 | 12103201133221301 |
5 | 102331104422244 |
6 | 3035440321225 |
7 | 326524015544 |
oct | 62341375161 |
9 | 18423845868 |
10 | 6769998449 |
11 | 2964540045 |
12 | 138b313215 |
13 | 83b776056 |
14 | 4831a885b |
15 | 2995356ee |
hex | 19385fa71 |
6769998449 has 2 divisors, whose sum is σ = 6769998450. Its totient is φ = 6769998448.
The previous prime is 6769998397. The next prime is 6769998463. The reversal of 6769998449 is 9448999676.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 6769998400 + 49 = 82280^2 + 7^2 .
It is a cyclic number.
It is not a de Polignac number, because 6769998449 - 216 = 6769932913 is a prime.
It is not a weakly prime, because it can be changed into another prime (6769994449) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3384999224 + 3384999225.
It is an arithmetic number, because the mean of its divisors is an integer number (3384999225).
Almost surely, 26769998449 is an apocalyptic number.
It is an amenable number.
6769998449 is a deficient number, since it is larger than the sum of its proper divisors (1).
6769998449 is an equidigital number, since it uses as much as digits as its factorization.
6769998449 is an evil number, because the sum of its binary digits is even.
The product of its digits is 211631616, while the sum is 71.
The square root of 6769998449 is about 82280.0002977637. Note that the first 3 decimals coincide. The cubic root of 6769998449 is about 1891.7461396029.
It can be divided in two parts, 67699984 and 49, that multiplied together give a square (3317299216 = 575962).
The spelling of 6769998449 in words is "six billion, seven hundred sixty-nine million, nine hundred ninety-eight thousand, four hundred forty-nine".
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