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30303303301 = 172011788609
BaseRepresentation
bin11100001110001101…
…111011011010000101
32220012220000022021201
4130032031323122011
5444030121201201
621530544542501
72121641554015
oct341615733205
986186008251
1030303303301
1111940474317
125a58621a31
132b1c17b5cb
14167683bc45
15bc558b801
hex70e37b685

30303303301 has 8 divisors (see below), whose sum is σ = 32087807640. Its totient is φ = 28519016448.

The previous prime is 30303303299. The next prime is 30303303307. The reversal of 30303303301 is 10330330303.

It can be written as a sum of positive squares in 4 ways, for example, as 12866364900 + 17436938401 = 113430^2 + 132049^2 .

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 30303303301 - 21 = 30303303299 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 (30303303307) 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 7 ways as a sum of consecutive naturals, for example, 297685 + ... + 386293.

It is an arithmetic number, because the mean of its divisors is an integer number (4010975955).

Almost surely, 230303303301 is an apocalyptic number.

It is an amenable number.

30303303301 is a deficient number, since it is larger than the sum of its proper divisors (1784504339).

30303303301 is a wasteful number, since it uses less digits than its factorization.

30303303301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108743.

The product of its (nonzero) digits is 729, while the sum is 19.

Adding to 30303303301 its reverse (10330330303), we get a palindrome (40633633604).

The spelling of 30303303301 in words is "thirty billion, three hundred three million, three hundred three thousand, three hundred one".

Divisors: 1 17 20117 88609 341989 1506353 1782547253 30303303301