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30305330301 = 3139142950857
BaseRepresentation
bin11100001110010101…
…101010010001111101
32220020000211021210210
4130032111222101331
5444031131032201
621531100223033
72121665025441
oct341625522175
986200737723
1030305330301
1111941629224
125a5923aa79
132b1c70b10c
141676c08821
15bc583c1d6
hex70e56a47d

30305330301 has 16 divisors (see below), whose sum is σ = 40727086400. Its totient is φ = 20043773568.

The previous prime is 30305330299. The next prime is 30305330333. The reversal of 30305330301 is 10303350303.

It is not a de Polignac number, because 30305330301 - 21 = 30305330299 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 (30305330101) 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 15 ways as a sum of consecutive naturals, for example, 570465 + ... + 621321.

It is an arithmetic number, because the mean of its divisors is an integer number (2545442900).

Almost surely, 230305330301 is an apocalyptic number.

It is an amenable number.

30305330301 is a deficient number, since it is larger than the sum of its proper divisors (10421756099).

30305330301 is a wasteful number, since it uses less digits than its factorization.

30305330301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52428.

The product of its (nonzero) digits is 1215, while the sum is 21.

Adding to 30305330301 its reverse (10303350303), we get a palindrome (40608680604).

The spelling of 30305330301 in words is "thirty billion, three hundred five million, three hundred thirty thousand, three hundred one".

Divisors: 1 3 139 417 1429 4287 50857 152571 198631 595893 7069123 21207369 72674653 218023959 10101776767 30305330301