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30353344241 = 112759394931
BaseRepresentation
bin11100010001001100…
…110100011011110001
32220100101011122112212
4130101030310123301
5444130424003431
621535533301505
72123120111663
oct342114643361
986311148485
1030353344241
1111966742870
125a71334895
132b2964c52c
14167d346533
15bc9b7372b
hex7113346f1

30353344241 has 4 divisors (see below), whose sum is σ = 33112739184. Its totient is φ = 27593949300.

The previous prime is 30353344207. The next prime is 30353344243. The reversal of 30353344241 is 14244335303.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 30353344241 - 214 = 30353327857 is a prime.

It is a super-2 number, since 2×303533442412 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30353344198 and 30353344207.

It is not an unprimeable number, because it can be changed into a prime (30353344243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1379697455 + ... + 1379697476.

It is an arithmetic number, because the mean of its divisors is an integer number (8278184796).

Almost surely, 230353344241 is an apocalyptic number.

It is an amenable number.

30353344241 is a deficient number, since it is larger than the sum of its proper divisors (2759394943).

30353344241 is a wasteful number, since it uses less digits than its factorization.

30353344241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2759394942.

The product of its (nonzero) digits is 51840, while the sum is 32.

Adding to 30353344241 its reverse (14244335303), we get a palindrome (44597679544).

The spelling of 30353344241 in words is "thirty billion, three hundred fifty-three million, three hundred forty-four thousand, two hundred forty-one".

Divisors: 1 11 2759394931 30353344241