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30212133333 = 310199710011
BaseRepresentation
bin11100001000110010…
…001001000111010101
32212222112110101121020
4130020302021013111
5443333301231313
621513530511353
72116453616244
oct341062110725
985875411536
1030212133333
11118a3a63a38
125a31b95559
132b06309c95
1416686a895b
15bbc57d323
hex708c891d5

30212133333 has 8 divisors (see below), whose sum is σ = 40681684896. Its totient is φ = 19942002000.

The previous prime is 30212133311. The next prime is 30212133337. The reversal of 30212133333 is 33333121203.

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

It is not a de Polignac number, because 30212133333 - 216 = 30212067797 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30212133337) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49854703 + ... + 49855308.

It is an arithmetic number, because the mean of its divisors is an integer number (5085210612).

Almost surely, 230212133333 is an apocalyptic number.

It is an amenable number.

30212133333 is a deficient number, since it is larger than the sum of its proper divisors (10469551563).

30212133333 is a wasteful number, since it uses less digits than its factorization.

30212133333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99710115.

The product of its (nonzero) digits is 2916, while the sum is 24.

Adding to 30212133333 its reverse (33333121203), we get a palindrome (63545254536).

The spelling of 30212133333 in words is "thirty billion, two hundred twelve million, one hundred thirty-three thousand, three hundred thirty-three".

Divisors: 1 3 101 303 99710011 299130033 10070711111 30212133333