Base | Representation |
---|---|
bin | 1111101010000… |
… | …00100000111000 |
3 | 100011010120110111 |
4 | 13311000200320 |
5 | 232110224443 |
6 | 21010554104 |
7 | 3153224341 |
oct | 765004070 |
9 | 304116414 |
10 | 131336248 |
11 | 6815495a |
12 | 37b98934 |
13 | 21295a74 |
14 | 1362b0c8 |
15 | b7e469d |
hex | 7d40838 |
131336248 has 8 divisors (see below), whose sum is σ = 246255480. Its totient is φ = 65668120.
The previous prime is 131336209. The next prime is 131336267. The reversal of 131336248 is 842633131.
It is a tau number, because it is divible by the number of its divisors (8).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8208508 + ... + 8208523.
It is an arithmetic number, because the mean of its divisors is an integer number (30781935).
Almost surely, 2131336248 is an apocalyptic number.
It is an amenable number.
131336248 is a deficient number, since it is larger than the sum of its proper divisors (114919232).
131336248 is a wasteful number, since it uses less digits than its factorization.
131336248 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16417037 (or 16417033 counting only the distinct ones).
The product of its digits is 10368, while the sum is 31.
The square root of 131336248 is about 11460.2027905269. The cubic root of 131336248 is about 508.3094710528.
Adding to 131336248 its reverse (842633131), we get a palindrome (973969379).
The spelling of 131336248 in words is "one hundred thirty-one million, three hundred thirty-six thousand, two hundred forty-eight".
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