Base | Representation |
---|---|
bin | 11010011111100100101010 |
3 | 111001211211200 |
4 | 122133210222 |
5 | 3234220231 |
6 | 404505030 |
7 | 113014002 |
oct | 32374452 |
9 | 14054750 |
10 | 6945066 |
11 | 3a13a27 |
12 | 23ab176 |
13 | 159220b |
14 | ccb002 |
15 | 922be6 |
hex | 69f92a |
6945066 has 12 divisors (see below), whose sum is σ = 15047682. Its totient is φ = 2315016.
The previous prime is 6945053. The next prime is 6945077. The reversal of 6945066 is 6605496.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 3629025 + 3316041 = 1905^2 + 1821^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 6945066.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 192901 + ... + 192936.
Almost surely, 26945066 is an apocalyptic number.
6945066 is an abundant number, since it is smaller than the sum of its proper divisors (8102616).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6945066 is a wasteful number, since it uses less digits than its factorization.
6945066 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 385845 (or 385842 counting only the distinct ones).
The product of its (nonzero) digits is 38880, while the sum is 36.
The square root of 6945066 is about 2635.3493127098. The cubic root of 6945066 is about 190.7913989504.
Subtracting from 6945066 its product of nonzero digits (38880), we obtain a triangular number (6906186 = T3716).
The spelling of 6945066 in words is "six million, nine hundred forty-five thousand, sixty-six".
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