Base | Representation |
---|---|
bin | 1100110010101010… |
… | …01011001001110001 |
3 | 122201121021200202011 |
4 | 12121111023021301 |
5 | 103031030311144 |
6 | 3053240522521 |
7 | 332116131532 |
oct | 63125131161 |
9 | 18647250664 |
10 | 6867432049 |
11 | 2a04539385 |
12 | 13b7a80441 |
13 | 8559cb67a |
14 | 4920cc689 |
15 | 2a2d7ea34 |
hex | 19954b271 |
6867432049 has 2 divisors, whose sum is σ = 6867432050. Its totient is φ = 6867432048.
The previous prime is 6867431999. The next prime is 6867432053. The reversal of 6867432049 is 9402347686.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 4057690000 + 2809742049 = 63700^2 + 53007^2 .
It is a cyclic number.
It is not a de Polignac number, because 6867432049 - 211 = 6867430001 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 6867431993 and 6867432011.
It is not a weakly prime, because it can be changed into another prime (6867432059) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3433716024 + 3433716025.
It is an arithmetic number, because the mean of its divisors is an integer number (3433716025).
Almost surely, 26867432049 is an apocalyptic number.
It is an amenable number.
6867432049 is a deficient number, since it is larger than the sum of its proper divisors (1).
6867432049 is an equidigital number, since it uses as much as digits as its factorization.
6867432049 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1741824, while the sum is 49.
The square root of 6867432049 is about 82869.9707312607. The cubic root of 6867432049 is about 1900.7782637184.
It can be divided in two parts, 68674320 and 49, that added together give a square (68674369 = 82872).
The spelling of 6867432049 in words is "six billion, eight hundred sixty-seven million, four hundred thirty-two thousand, forty-nine".
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