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30680535199 = 23265638837
BaseRepresentation
bin11100100100101100…
…111101000010011111
32221012011211200011111
4130210230331002133
51000313204111244
622032222202451
72134202150326
oct344454750237
987164750144
1030680535199
11120143a9216
125b42a23427
132b7c37a852
1416b09970bd
15be8753e34
hex724b3d09f

30680535199 has 12 divisors (see below), whose sum is σ = 32080985496. Its totient is φ = 29338806992.

The previous prime is 30680535167. The next prime is 30680535203. The reversal of 30680535199 is 99153508603.

It is a happy number.

It is not a de Polignac number, because 30680535199 - 25 = 30680535167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30680536199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3467409 + ... + 3476245.

It is an arithmetic number, because the mean of its divisors is an integer number (2673415458).

Almost surely, 230680535199 is an apocalyptic number.

30680535199 is a deficient number, since it is larger than the sum of its proper divisors (1400450297).

30680535199 is an equidigital number, since it uses as much as digits as its factorization.

30680535199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15446 (or 15423 counting only the distinct ones).

The product of its (nonzero) digits is 874800, while the sum is 49.

The spelling of 30680535199 in words is "thirty billion, six hundred eighty million, five hundred thirty-five thousand, one hundred ninety-nine".

Divisors: 1 23 529 6563 8837 150949 203251 3471827 4674773 57997231 1333936313 30680535199