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30617314241 = 250312232247
BaseRepresentation
bin11100100000111011…
…110010001111000001
32221000202212201022112
4130200323302033001
51000201013023431
622022043145105
72132503606553
oct344073621701
987022781275
1030617314241
1111a91748398
125b25815195
132b6c2437b7
1416a641b4d3
15be2e16c2b
hex720ef23c1

30617314241 has 4 divisors (see below), whose sum is σ = 30629548992. Its totient is φ = 30605079492.

The previous prime is 30617314193. The next prime is 30617314243. The reversal of 30617314241 is 14241371603.

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 30617314241 - 218 = 30617052097 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30617314198 and 30617314207.

It is not an unprimeable number, because it can be changed into a prime (30617314243) 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, 6113621 + ... + 6118626.

It is an arithmetic number, because the mean of its divisors is an integer number (7657387248).

Almost surely, 230617314241 is an apocalyptic number.

It is an amenable number.

30617314241 is a deficient number, since it is larger than the sum of its proper divisors (12234751).

30617314241 is a wasteful number, since it uses less digits than its factorization.

30617314241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12234750.

The product of its (nonzero) digits is 12096, while the sum is 32.

Adding to 30617314241 its reverse (14241371603), we get a palindrome (44858685844).

The spelling of 30617314241 in words is "thirty billion, six hundred seventeen million, three hundred fourteen thousand, two hundred forty-one".

Divisors: 1 2503 12232247 30617314241