Search a number
-
+
30113200111 = 1953293102061
BaseRepresentation
bin11100000010111000…
…101111011111101111
32212201122022001201211
4130002320233133233
5443132434400421
621500034215251
72114142656221
oct340270573757
985648261654
1030113200111
1111853130a45
125a04a24527
132abb97ac07
1416594b4411
15bb3a399e1
hex702e2f7ef

30113200111 has 16 divisors (see below), whose sum is σ = 32406726240. Its totient is φ = 27894222720.

The previous prime is 30113200099. The next prime is 30113200129. The reversal of 30113200111 is 11100231103.

It is a cyclic number.

It is not a de Polignac number, because 30113200111 - 25 = 30113200079 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30113200091 and 30113200100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30113200141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 244021 + ... + 346081.

It is an arithmetic number, because the mean of its divisors is an integer number (2025420390).

Almost surely, 230113200111 is an apocalyptic number.

30113200111 is a deficient number, since it is larger than the sum of its proper divisors (2293526129).

30113200111 is a wasteful number, since it uses less digits than its factorization.

30113200111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102426.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 30113200111 its reverse (11100231103), we get a palindrome (41213431214).

The spelling of 30113200111 in words is "thirty billion, one hundred thirteen million, two hundred thousand, one hundred eleven".

Divisors: 1 19 53 293 1007 5567 15529 102061 295051 1939159 5409233 29903873 102775427 568173587 1584905269 30113200111