Base | Representation |
---|---|
bin | 11011110001110110001101 |
3 | 111200222002222 |
4 | 123301312031 |
5 | 3331011221 |
6 | 420025125 |
7 | 115616333 |
oct | 33616615 |
9 | 14628088 |
10 | 7282061 |
11 | 4124136 |
12 | 25321a5 |
13 | 167c717 |
14 | d77b53 |
15 | 98c9ab |
hex | 6f1d8d |
7282061 has 4 divisors (see below), whose sum is σ = 7291452. Its totient is φ = 7272672.
The previous prime is 7282057. The next prime is 7282063. The reversal of 7282061 is 1602827.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 3258025 + 4024036 = 1805^2 + 2006^2 .
It is a cyclic number.
It is not a de Polignac number, because 7282061 - 22 = 7282057 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 7282061.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7282063) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3416 + ... + 5121.
It is an arithmetic number, because the mean of its divisors is an integer number (1822863).
Almost surely, 27282061 is an apocalyptic number.
It is an amenable number.
7282061 is a deficient number, since it is larger than the sum of its proper divisors (9391).
7282061 is an equidigital number, since it uses as much as digits as its factorization.
7282061 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9390.
The product of its (nonzero) digits is 1344, while the sum is 26.
The square root of 7282061 is about 2698.5294143292. The cubic root of 7282061 is about 193.8287094704.
Adding to 7282061 its reverse (1602827), we get a palindrome (8884888).
The spelling of 7282061 in words is "seven million, two hundred eighty-two thousand, sixty-one".
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