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12083100129 = 33447522227
BaseRepresentation
bin10110100000011010…
…10111100111100001
31011012002111002022000
423100031113213201
5144221233201004
65314554434213
7605300441112
oct132015274741
934162432260
1012083100129
11514065aa71
122412732969
1311a743bcb9
14828a90209
154aabd7c39
hex2d03579e1

12083100129 has 8 divisors (see below), whose sum is σ = 17900889120. Its totient is φ = 8055400068.

The previous prime is 12083100109. The next prime is 12083100137. The reversal of 12083100129 is 92100138021.

12083100129 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2k-12083100129 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 447522227 = 12083100129 / (1 + 2 + 0 + 8 + 3 + 1 + 0 + 0 + 1 + 2 + 9).

It is not an unprimeable number, because it can be changed into a prime (12083100109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 223761087 + ... + 223761140.

It is an arithmetic number, because the mean of its divisors is an integer number (2237611140).

Almost surely, 212083100129 is an apocalyptic number.

It is an amenable number.

12083100129 is a deficient number, since it is larger than the sum of its proper divisors (5817788991).

12083100129 is an equidigital number, since it uses as much as digits as its factorization.

12083100129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447522236 (or 447522230 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The spelling of 12083100129 in words is "twelve billion, eighty-three million, one hundred thousand, one hundred twenty-nine".

Divisors: 1 3 9 27 447522227 1342566681 4027700043 12083100129