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1030213 is a prime number
BaseRepresentation
bin11111011100001000101
31221100012001
43323201011
5230431323
634025301
711520352
oct3734105
91840161
101030213
11644018
12418231
132a0bc2
141cb629
151553ad
hexfb845

1030213 has 2 divisors, whose sum is σ = 1030214. Its totient is φ = 1030212.

The previous prime is 1030201. The next prime is 1030219. The reversal of 1030213 is 3120301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 842724 + 187489 = 918^2 + 433^2 .

It is a cyclic number.

It is not a de Polignac number, because 1030213 - 25 = 1030181 is a prime.

It is a super-2 number, since 2×10302132 = 2122677650738, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1030213.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1030219) 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, 515106 + 515107.

It is an arithmetic number, because the mean of its divisors is an integer number (515107).

21030213 is an apocalyptic number.

It is an amenable number.

1030213 is a deficient number, since it is larger than the sum of its proper divisors (1).

1030213 is an equidigital number, since it uses as much as digits as its factorization.

1030213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18, while the sum is 10.

The square root of 1030213 is about 1014.9940886527. The cubic root of 1030213 is about 100.9971243830.

Adding to 1030213 its reverse (3120301), we get a palindrome (4150514).

The spelling of 1030213 in words is "one million, thirty thousand, two hundred thirteen".