Base | Representation |
---|---|
bin | 11100100010101100110001 |
3 | 112002010121002 |
4 | 130202230301 |
5 | 3403412121 |
6 | 424211345 |
7 | 120411611 |
oct | 34425461 |
9 | 15063532 |
10 | 7482161 |
11 | 4250505 |
12 | 2609b55 |
13 | 171c81b |
14 | dcaa41 |
15 | 9cbe0b |
hex | 722b31 |
7482161 has 2 divisors, whose sum is σ = 7482162. Its totient is φ = 7482160.
The previous prime is 7482157. The next prime is 7482173. The reversal of 7482161 is 1612847.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 7480225 + 1936 = 2735^2 + 44^2 .
It is a cyclic number.
It is not a de Polignac number, because 7482161 - 22 = 7482157 is a prime.
It is a Chen prime.
It is an Ulam number.
It is a nialpdrome in base 14.
It is not a weakly prime, because it can be changed into another prime (7482121) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3741080 + 3741081.
It is an arithmetic number, because the mean of its divisors is an integer number (3741081).
Almost surely, 27482161 is an apocalyptic number.
It is an amenable number.
7482161 is a deficient number, since it is larger than the sum of its proper divisors (1).
7482161 is an equidigital number, since it uses as much as digits as its factorization.
7482161 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 2688, while the sum is 29.
The square root of 7482161 is about 2735.3539076324. The cubic root of 7482161 is about 195.5880647978.
The spelling of 7482161 in words is "seven million, four hundred eighty-two thousand, one hundred sixty-one".
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