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30319004289 = 3743157213859
BaseRepresentation
bin11100001111001001…
…110100101010000001
32220020222112222222210
4130033021310222001
5444043131114124
621532305252333
72122222166340
oct341711645201
986228488883
1030319004289
1111949318742
125a619340a9
132b224b8032
141678967b57
15bc6b3da29
hex70f274a81

30319004289 has 32 divisors (see below), whose sum is σ = 47576151040. Its totient is φ = 16814371392.

The previous prime is 30319004279. The next prime is 30319004293. The reversal of 30319004289 is 98240091303.

It is not a de Polignac number, because 30319004289 - 216 = 30318938753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30319004279) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34842 + ... + 248700.

It is an arithmetic number, because the mean of its divisors is an integer number (1486754720).

Almost surely, 230319004289 is an apocalyptic number.

It is an amenable number.

30319004289 is a deficient number, since it is larger than the sum of its proper divisors (17257146751).

30319004289 is a wasteful number, since it uses less digits than its factorization.

30319004289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214069.

The product of its (nonzero) digits is 46656, while the sum is 39.

The spelling of 30319004289 in words is "thirty billion, three hundred nineteen million, four thousand, two hundred eighty-nine".

Divisors: 1 3 7 21 43 129 157 301 471 903 1099 3297 6751 20253 47257 141771 213859 641577 1497013 4491039 9195937 27587811 33575863 64371559 100727589 193114677 235031041 705093123 1443762109 4331286327 10106334763 30319004289