Base | Representation |
---|---|
bin | 1111100111100… |
… | …00111101101100 |
3 | 100010112000111111 |
4 | 13303300331230 |
5 | 232014313122 |
6 | 21000001404 |
7 | 3150366361 |
oct | 763607554 |
9 | 303460444 |
10 | 131010412 |
11 | 67a52075 |
12 | 37a60264 |
13 | 211b0670 |
14 | 13584468 |
15 | b77cd77 |
hex | 7cf0f6c |
131010412 has 24 divisors (see below), whose sum is σ = 247646000. Its totient is φ = 60284736.
The previous prime is 131010409. The next prime is 131010413. The reversal of 131010412 is 214010131.
It is a Harshad number since it is a multiple of its sum of digits (13).
It is a junction number, because it is equal to n+sod(n) for n = 131010392 and 131010401.
It is not an unprimeable number, because it can be changed into a prime (131010413) by changing a digit.
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, 14539 + ... + 21757.
Almost surely, 2131010412 is an apocalyptic number.
It is an amenable number.
131010412 is a deficient number, since it is larger than the sum of its proper divisors (116635588).
131010412 is a wasteful number, since it uses less digits than its factorization.
131010412 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7585 (or 7583 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 13.
The square root of 131010412 is about 11445.9779835539. The cubic root of 131010412 is about 507.8887629217. Note that the first 3 decimals are identical.
Adding to 131010412 its reverse (214010131), we get a palindrome (345020543).
The spelling of 131010412 in words is "one hundred thirty-one million, ten thousand, four hundred twelve".
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