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BaseRepresentation
bin111001011100…
…1100110010101
32002200021100012
41302321212111
530202322331
62553330005
7514006256
oct162714625
962607305
1030120341
1116002949
12a106905
1363179b4
144000b2d
15299e82b
hex1cb9995

30120341 has 2 divisors, whose sum is σ = 30120342. Its totient is φ = 30120340.

The previous prime is 30120323. The next prime is 30120353. The reversal of 30120341 is 14302103.

Adding to 30120341 its reverse (14302103), we get a palindrome (44422444).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18190225 + 11930116 = 4265^2 + 3454^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-30120341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30120361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15060170 + 15060171.

It is an arithmetic number, because the mean of its divisors is an integer number (15060171).

Almost surely, 230120341 is an apocalyptic number.

It is an amenable number.

30120341 is a deficient number, since it is larger than the sum of its proper divisors (1).

30120341 is an equidigital number, since it uses as much as digits as its factorization.

30120341 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 30120341 is about 5488.2001603440. The cubic root of 30120341 is about 311.1381712527.

The spelling of 30120341 in words is "thirty million, one hundred twenty thousand, three hundred forty-one".