Base | Representation |
---|---|
bin | 1111101001110… |
… | …10001000101010 |
3 | 100011002020121212 |
4 | 13310322020222 |
5 | 232103410442 |
6 | 21010233122 |
7 | 3153055226 |
oct | 764721052 |
9 | 304066555 |
10 | 131310122 |
11 | 68137269 |
12 | 37b857a2 |
13 | 21286bc8 |
14 | 13621786 |
15 | b7dba82 |
hex | 7d3a22a |
131310122 has 4 divisors (see below), whose sum is σ = 196965186. Its totient is φ = 65655060.
The previous prime is 131310119. The next prime is 131310187. The reversal of 131310122 is 221013131.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 116877721 + 14432401 = 10811^2 + 3799^2 .
It is a junction number, because it is equal to n+sod(n) for n = 131310097 and 131310106.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32827529 + ... + 32827532.
Almost surely, 2131310122 is an apocalyptic number.
131310122 is a deficient number, since it is larger than the sum of its proper divisors (65655064).
131310122 is an equidigital number, since it uses as much as digits as its factorization.
131310122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65655063.
The product of its (nonzero) digits is 36, while the sum is 14.
The square root of 131310122 is about 11459.0628761692. The cubic root of 131310122 is about 508.2757637453.
Adding to 131310122 its reverse (221013131), we get a palindrome (352323253).
The spelling of 131310122 in words is "one hundred thirty-one million, three hundred ten thousand, one hundred twenty-two".
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