Base | Representation |
---|---|
bin | 111100010111011101… |
… | …0011100101011111001 |
3 | 110101121120011211121101 |
4 | 1320232322130223321 |
5 | 4110443314431130 |
6 | 135315355211401 |
7 | 12236334415012 |
oct | 1705672345371 |
9 | 411546154541 |
10 | 129636092665 |
11 | 4aa84216172 |
12 | 2115aa46b61 |
13 | c2bc68c451 |
14 | 63bb01c009 |
15 | 358ae2e1ca |
hex | 1e2ee9caf9 |
129636092665 has 16 divisors (see below), whose sum is σ = 162361230336. Its totient is φ = 99178833600.
The previous prime is 129636092633. The next prime is 129636092669. The reversal of 129636092665 is 566290636921.
It is not a de Polignac number, because 129636092665 - 25 = 129636092633 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (129636092669) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 438895 + ... + 672235.
It is an arithmetic number, because the mean of its divisors is an integer number (10147576896).
Almost surely, 2129636092665 is an apocalyptic number.
It is an amenable number.
129636092665 is a deficient number, since it is larger than the sum of its proper divisors (32725137671).
129636092665 is a wasteful number, since it uses less digits than its factorization.
129636092665 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 238200.
The product of its (nonzero) digits is 6298560, while the sum is 55.
The spelling of 129636092665 in words is "one hundred twenty-nine billion, six hundred thirty-six million, ninety-two thousand, six hundred sixty-five".
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