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30026071 is a prime number
BaseRepresentation
bin111001010001…
…0100101010111
32002111111000201
41302202211113
530141313241
62551321331
7513134365
oct162424527
962444021
1030026071
1115a49039
12a080247
1362b3b0a
143db8635
152981931
hex1ca2957

30026071 has 2 divisors, whose sum is σ = 30026072. Its totient is φ = 30026070.

The previous prime is 30026069. The next prime is 30026111. The reversal of 30026071 is 17062003.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30026071 - 21 = 30026069 is a prime.

Together with 30026069, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30026671) by changing a digit.

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 as a sum of consecutive naturals, namely, 15013035 + 15013036.

It is an arithmetic number, because the mean of its divisors is an integer number (15013036).

Almost surely, 230026071 is an apocalyptic number.

30026071 is a deficient number, since it is larger than the sum of its proper divisors (1).

30026071 is an equidigital number, since it uses as much as digits as its factorization.

30026071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 30026071 is about 5479.6050040126. The cubic root of 30026071 is about 310.8132341549.

Adding to 30026071 its reverse (17062003), we get a palindrome (47088074).

The spelling of 30026071 in words is "thirty million, twenty-six thousand, seventy-one".