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30354041 is a prime number
BaseRepresentation
bin111001111001…
…0101001111001
32010010010220202
41303302221321
530232312131
63002331545
7516001514
oct163625171
963103822
1030354041
1116152493
12a1b9bb5
13639a193
144061d7b
1529e8bcb
hex1cf2a79

30354041 has 2 divisors, whose sum is σ = 30354042. Its totient is φ = 30354040.

The previous prime is 30354031. The next prime is 30354047. The reversal of 30354041 is 14045303.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30294016 + 60025 = 5504^2 + 245^2 .

It is an emirp because it is prime and its reverse (14045303) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 30354041 - 26 = 30353977 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (30354047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15177020 + 15177021.

It is an arithmetic number, because the mean of its divisors is an integer number (15177021).

Almost surely, 230354041 is an apocalyptic number.

It is an amenable number.

30354041 is a deficient number, since it is larger than the sum of its proper divisors (1).

30354041 is an equidigital number, since it uses as much as digits as its factorization.

30354041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 30354041 is about 5509.4501540535. The cubic root of 30354041 is about 311.9407931977.

Adding to 30354041 its reverse (14045303), we get a palindrome (44399344).

The spelling of 30354041 in words is "thirty million, three hundred fifty-four thousand, forty-one".