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30004664361 = 372769265427
BaseRepresentation
bin11011111100011010…
…101101100000101001
32212110002001212200020
4123330122231200221
5442422143224421
621441200031053
72111354303400
oct337432554051
985402055606
1030004664361
11117a793a481
125994602489
132aa2339189
141648d00637
15ba924adc6
hex6fc6ad829

30004664361 has 24 divisors (see below), whose sum is σ = 46598539680. Its totient is φ = 17123162112.

The previous prime is 30004664357. The next prime is 30004664401. The reversal of 30004664361 is 16346640003.

It is not a de Polignac number, because 30004664361 - 22 = 30004664357 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30004664351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19671 + ... + 245756.

It is an arithmetic number, because the mean of its divisors is an integer number (1941605820).

Almost surely, 230004664361 is an apocalyptic number.

It is an amenable number.

30004664361 is a deficient number, since it is larger than the sum of its proper divisors (16593875319).

30004664361 is a wasteful number, since it uses less digits than its factorization.

30004664361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266213 (or 266206 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 33.

The spelling of 30004664361 in words is "thirty billion, four million, six hundred sixty-four thousand, three hundred sixty-one".

Divisors: 1 3 7 21 49 147 769 2307 5383 16149 37681 113043 265427 796281 1857989 5573967 13005923 39017769 204113363 612340089 1428793541 4286380623 10001554787 30004664361