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8530849 is a prime number
BaseRepresentation
bin100000100010…
…101110100001
3121001102010101
4200202232201
54140441344
6502502401
7132340165
oct40425641
917042111
108530849
1148a7398
122a34a01
1319c8c52
1411c0ca5
15b379d4
hex822ba1

8530849 has 2 divisors, whose sum is σ = 8530850. Its totient is φ = 8530848.

The previous prime is 8530817. The next prime is 8530891. The reversal of 8530849 is 9480358.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8208225 + 322624 = 2865^2 + 568^2 .

It is a cyclic number.

It is not a de Polignac number, because 8530849 - 25 = 8530817 is a prime.

It is not a weakly prime, because it can be changed into another prime (8531849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4265424 + 4265425.

It is an arithmetic number, because the mean of its divisors is an integer number (4265425).

Almost surely, 28530849 is an apocalyptic number.

It is an amenable number.

8530849 is a deficient number, since it is larger than the sum of its proper divisors (1).

8530849 is an equidigital number, since it uses as much as digits as its factorization.

8530849 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 8530849 is about 2920.7617157173. The cubic root of 8530849 is about 204.3293491295.

The spelling of 8530849 in words is "eight million, five hundred thirty thousand, eight hundred forty-nine".