Base | Representation |
---|---|
bin | 111101000100011001… |
… | …1001010001010010110 |
3 | 110112111122211010121021 |
4 | 1322020303022022112 |
5 | 4122040344144342 |
6 | 140125145511354 |
7 | 12321605502616 |
oct | 1721063121226 |
9 | 415448733537 |
10 | 131144131222 |
11 | 50688496925 |
12 | 214bbaa255a |
13 | c49cc37560 |
14 | 64c1414a46 |
15 | 3628515567 |
hex | 1e88cca296 |
131144131222 has 16 divisors (see below), whose sum is σ = 212008880160. Its totient is φ = 60482155392.
The previous prime is 131144131213. The next prime is 131144131259. The reversal of 131144131222 is 222131441131.
It is a congruent number.
It is an unprimeable number.
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, 1877763 + ... + 1946350.
It is an arithmetic number, because the mean of its divisors is an integer number (13250555010).
Almost surely, 2131144131222 is an apocalyptic number.
131144131222 is a deficient number, since it is larger than the sum of its proper divisors (80864748938).
131144131222 is a wasteful number, since it uses less digits than its factorization.
131144131222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3825447.
The product of its digits is 1152, while the sum is 25.
Adding to 131144131222 its reverse (222131441131), we get a palindrome (353275572353).
The spelling of 131144131222 in words is "one hundred thirty-one billion, one hundred forty-four million, one hundred thirty-one thousand, two hundred twenty-two".
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