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30111343241 = 721980939979
BaseRepresentation
bin11100000010110001…
…101010001010001001
32212201111210201120212
4130002301222022021
5443132000440431
621455530330505
72114121123500
oct340261521211
985644721525
1030111343241
1111852082941
125a04289a35
132abb47a985
14165914d837
15bb37be72b
hex702c6a289

30111343241 has 24 divisors (see below), whose sum is σ = 36917532000. Its totient is φ = 24420481344.

The previous prime is 30111343237. The next prime is 30111343247. The reversal of 30111343241 is 14234311103.

It is not a de Polignac number, because 30111343241 - 22 = 30111343237 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30111343247) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 733190 + ... + 773168.

It is an arithmetic number, because the mean of its divisors is an integer number (1538230500).

Almost surely, 230111343241 is an apocalyptic number.

It is an amenable number.

30111343241 is a deficient number, since it is larger than the sum of its proper divisors (6806188759).

30111343241 is a wasteful number, since it uses less digits than its factorization.

30111343241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40821 (or 40814 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 30111343241 its reverse (14234311103), we get a palindrome (44345654344).

The spelling of 30111343241 in words is "thirty billion, one hundred eleven million, three hundred forty-three thousand, two hundred forty-one".

Divisors: 1 7 19 49 133 809 931 5663 15371 39641 39979 107597 279853 753179 759601 1958971 5317207 32343011 37220449 226401077 614517209 1584807539 4301620463 30111343241