Base | Representation |
---|---|
bin | 111100011110111001… |
… | …1110001010000001111 |
3 | 110102020222102110012220 |
4 | 1320331303301100033 |
5 | 4112001304001033 |
6 | 135400243430423 |
7 | 12245460533154 |
oct | 1707563612017 |
9 | 412228373186 |
10 | 129886000143 |
11 | 500a2296379 |
12 | 2120a685413 |
13 | c32c39b9b3 |
14 | 64022b222b |
15 | 35a2d45bb3 |
hex | 1e3dcf140f |
129886000143 has 24 divisors (see below), whose sum is σ = 177582028800. Its totient is φ = 84443613120.
The previous prime is 129886000141. The next prime is 129886000147. The reversal of 129886000143 is 341000688921.
It is not a de Polignac number, because 129886000143 - 21 = 129886000141 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 129886000095 and 129886000104.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (129886000141) 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, 18448818 + ... + 18455856.
It is an arithmetic number, because the mean of its divisors is an integer number (7399251200).
Almost surely, 2129886000143 is an apocalyptic number.
129886000143 is a deficient number, since it is larger than the sum of its proper divisors (47696028657).
129886000143 is an equidigital number, since it uses as much as digits as its factorization.
129886000143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10783 (or 10742 counting only the distinct ones).
The product of its (nonzero) digits is 82944, while the sum is 42.
The spelling of 129886000143 in words is "one hundred twenty-nine billion, eight hundred eighty-six million, one hundred forty-three", and thus it is an aban number.
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