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30311112014 = 2104711144737
BaseRepresentation
bin11100001110101011…
…101101110101001110
32220020102201000211022
4130032223231311032
5444034121041024
621531424154142
72122065125651
oct341653556516
986212630738
1030311112014
11119449180a7
125a5b168952
132b20983951
1416778b1898
15bc60d035e
hex70eaedd4e

30311112014 has 8 divisors (see below), whose sum is σ = 45467416368. Its totient is φ = 15155306560.

The previous prime is 30311111879. The next prime is 30311112031. The reversal of 30311112014 is 41021111303.

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

It is a junction number, because it is equal to n+sod(n) for n = 30311111983 and 30311112001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137054 + ... + 281790.

It is an arithmetic number, because the mean of its divisors is an integer number (5683427046).

Almost surely, 230311112014 is an apocalyptic number.

30311112014 is a deficient number, since it is larger than the sum of its proper divisors (15156304354).

30311112014 is a wasteful number, since it uses less digits than its factorization.

30311112014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249450.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 30311112014 its reverse (41021111303), we get a palindrome (71332223317).

The spelling of 30311112014 in words is "thirty billion, three hundred eleven million, one hundred twelve thousand, fourteen".

Divisors: 1 2 104711 144737 209422 289474 15155556007 30311112014