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30035668189 = 163235778179
BaseRepresentation
bin11011111110010000…
…111110110011011101
32212112020102000221011
4123332100332303131
5443003112340224
621444224335221
72112211652512
oct337620766335
985466360834
1030035668189
111181339607a
1259a2a74511
132aa88a3037
14164d091309
15babd22394
hex6fe43ecdd

30035668189 has 8 divisors (see below), whose sum is σ = 30233144160. Its totient is φ = 29838353616.

The previous prime is 30035668163. The next prime is 30035668199. The reversal of 30035668189 is 98186653003.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 30035668189 - 221 = 30033571037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30035668199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 345102 + ... + 423280.

It is an arithmetic number, because the mean of its divisors is an integer number (3779143020).

Almost surely, 230035668189 is an apocalyptic number.

It is an amenable number.

30035668189 is a deficient number, since it is larger than the sum of its proper divisors (197475971).

30035668189 is a wasteful number, since it uses less digits than its factorization.

30035668189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80699.

The product of its (nonzero) digits is 933120, while the sum is 49.

The spelling of 30035668189 in words is "thirty billion, thirty-five million, six hundred sixty-eight thousand, one hundred eighty-nine".

Divisors: 1 163 2357 78179 384191 12743177 184267903 30035668189