Base | Representation |
---|---|
bin | 11101000000011… |
… | …000001101101001 |
3 | 1020220200210102222 |
4 | 131000120031221 |
5 | 1444034412231 |
6 | 120142203425 |
7 | 15026233652 |
oct | 3500301551 |
9 | 1226623388 |
10 | 486638441 |
11 | 22a770733 |
12 | 116b83575 |
13 | 79a87453 |
14 | 488b8529 |
15 | 2cac927b |
hex | 1d018369 |
486638441 has 4 divisors (see below), whose sum is σ = 488727252. Its totient is φ = 484549632.
The previous prime is 486638417. The next prime is 486638459. The reversal of 486638441 is 144836684.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 259081216 + 227557225 = 16096^2 + 15085^2 .
It is a cyclic number.
It is not a de Polignac number, because 486638441 - 26 = 486638377 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 486638392 and 486638401.
It is not an unprimeable number, because it can be changed into a prime (486638401) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1044056 + ... + 1044521.
It is an arithmetic number, because the mean of its divisors is an integer number (122181813).
Almost surely, 2486638441 is an apocalyptic number.
It is an amenable number.
486638441 is a deficient number, since it is larger than the sum of its proper divisors (2088811).
486638441 is a wasteful number, since it uses less digits than its factorization.
486638441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2088810.
The product of its digits is 442368, while the sum is 44.
The square root of 486638441 is about 22059.8830685931. The cubic root of 486638441 is about 786.5665451394.
The spelling of 486638441 in words is "four hundred eighty-six million, six hundred thirty-eight thousand, four hundred forty-one".
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