Base | Representation |
---|---|
bin | 1111000010101… |
… | …10001100010001 |
3 | 22210102201101101 |
4 | 13201112030101 |
5 | 224300312121 |
6 | 20304304401 |
7 | 3061350010 |
oct | 741261421 |
9 | 283381341 |
10 | 126182161 |
11 | 65254586 |
12 | 36312101 |
13 | 201acb01 |
14 | 12a88a77 |
15 | b127491 |
hex | 7856311 |
126182161 has 16 divisors (see below), whose sum is σ = 150998400. Its totient is φ = 103154688.
The previous prime is 126182149. The next prime is 126182191. The reversal of 126182161 is 161281621.
It is not a de Polignac number, because 126182161 - 215 = 126149393 is a prime.
It is not an unprimeable number, because it can be changed into a prime (126182101) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13105 + ... + 20593.
It is an arithmetic number, because the mean of its divisors is an integer number (9437400).
Almost surely, 2126182161 is an apocalyptic number.
It is an amenable number.
126182161 is a deficient number, since it is larger than the sum of its proper divisors (24816239).
126182161 is an equidigital number, since it uses as much as digits as its factorization.
126182161 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7608.
The product of its digits is 1152, while the sum is 28.
The square root of 126182161 is about 11233.0833256057. The cubic root of 126182161 is about 501.5712717047.
The spelling of 126182161 in words is "one hundred twenty-six million, one hundred eighty-two thousand, one hundred sixty-one".
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