Base | Representation |
---|---|
bin | 1100110010101100… |
… | …10110101111100100 |
3 | 122201121212102110112 |
4 | 12121112112233210 |
5 | 103031120213133 |
6 | 3053251312152 |
7 | 332121561314 |
oct | 63126265744 |
9 | 18647772415 |
10 | 6867741668 |
11 | 2a0472aa67 |
12 | 13b7bab658 |
13 | 855aa9588 |
14 | 49216d444 |
15 | 2a2de1648 |
hex | 199596be4 |
6867741668 has 18 divisors (see below), whose sum is σ = 12767110146. Its totient is φ = 3231877888.
The previous prime is 6867741667. The next prime is 6867741709. The reversal of 6867741668 is 8661477686.
It can be written as a sum of positive squares in 3 ways, for example, as 1952049124 + 4915692544 = 44182^2 + 70112^2 .
It is not an unprimeable number, because it can be changed into a prime (6867741667) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2969321 + ... + 2971632.
It is an arithmetic number, because the mean of its divisors is an integer number (709283897).
Almost surely, 26867741668 is an apocalyptic number.
6867741668 is a gapful number since it is divisible by the number (68) formed by its first and last digit.
It is an amenable number.
6867741668 is a deficient number, since it is larger than the sum of its proper divisors (5899368478).
6867741668 is a wasteful number, since it uses less digits than its factorization.
6867741668 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5940991 (or 5940972 counting only the distinct ones).
The product of its digits is 16257024, while the sum is 59.
The square root of 6867741668 is about 82871.8388115046. The cubic root of 6867741668 is about 1900.8068288947.
The spelling of 6867741668 in words is "six billion, eight hundred sixty-seven million, seven hundred forty-one thousand, six hundred sixty-eight".
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