Base | Representation |
---|---|
bin | 1111101001110… |
… | …00011110100110 |
3 | 100011001220022110 |
4 | 13310320132212 |
5 | 232103201314 |
6 | 21010141450 |
7 | 3153026361 |
oct | 764703646 |
9 | 304056273 |
10 | 131303334 |
11 | 68132158 |
12 | 37b81886 |
13 | 21283aa6 |
14 | 1361d0d8 |
15 | b7d9a59 |
hex | 7d387a6 |
131303334 has 16 divisors (see below), whose sum is σ = 263115072. Its totient is φ = 43683048.
The previous prime is 131303327. The next prime is 131303363. The reversal of 131303334 is 433303131.
It is a self number, because there is not a number n which added to its sum of digits gives 131303334.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17784 + ... + 24059.
It is an arithmetic number, because the mean of its divisors is an integer number (16444692).
Almost surely, 2131303334 is an apocalyptic number.
131303334 is an abundant number, since it is smaller than the sum of its proper divisors (131811738).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131303334 is a wasteful number, since it uses less digits than its factorization.
131303334 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42371.
The product of its (nonzero) digits is 972, while the sum is 21.
The square root of 131303334 is about 11458.7666875628. The cubic root of 131303334 is about 508.2670052548.
Adding to 131303334 its reverse (433303131), we get a palindrome (564606465).
The spelling of 131303334 in words is "one hundred thirty-one million, three hundred three thousand, three hundred thirty-four".
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