Base | Representation |
---|---|
bin | 10110010111001100… |
… | …00111011000101001 |
3 | 1010222200211210212120 |
4 | 23023212013120221 |
5 | 144041424414121 |
6 | 5303151501453 |
7 | 603340530126 |
oct | 131346073051 |
9 | 33880753776 |
10 | 12005701161 |
11 | 51009a5a83 |
12 | 23b0827889 |
13 | 11943ac7ac |
14 | 81c6a374d |
15 | 4a3ee9bc6 |
hex | 2cb987629 |
12005701161 has 8 divisors (see below), whose sum is σ = 16703584320. Its totient is φ = 7655809392.
The previous prime is 12005701157. The next prime is 12005701231. The reversal of 12005701161 is 16110750021.
12005701161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 12005701161 - 22 = 12005701157 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12005706161) 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, 86997766 + ... + 86997903.
It is an arithmetic number, because the mean of its divisors is an integer number (2087948040).
Almost surely, 212005701161 is an apocalyptic number.
It is an amenable number.
12005701161 is a deficient number, since it is larger than the sum of its proper divisors (4697883159).
12005701161 is a wasteful number, since it uses less digits than its factorization.
12005701161 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 173995695.
The product of its (nonzero) digits is 420, while the sum is 24.
The spelling of 12005701161 in words is "twelve billion, five million, seven hundred one thousand, one hundred sixty-one".
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