Base | Representation |
---|---|
bin | 1110110101111101101 |
3 | 220201012010 |
4 | 1312233231 |
5 | 111031011 |
6 | 14231433 |
7 | 4064010 |
oct | 1665755 |
9 | 821163 |
10 | 486381 |
11 | 302475 |
12 | 1b5579 |
13 | 1404cc |
14 | c9377 |
15 | 991a6 |
hex | 76bed |
486381 has 32 divisors (see below), whose sum is σ = 829440. Its totient is φ = 247104.
The previous prime is 486379. The next prime is 486389. The reversal of 486381 is 183684.
It is a happy number.
It is not a de Polignac number, because 486381 - 21 = 486379 is a prime.
It is a super-2 number, since 2×4863812 = 473132954322, which contains 22 as substring.
It is an Ulam number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (486389) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9151 + ... + 9203.
It is an arithmetic number, because the mean of its divisors is an integer number (25920).
2486381 is an apocalyptic number.
It is an amenable number.
486381 is a deficient number, since it is larger than the sum of its proper divisors (343059).
486381 is a wasteful number, since it uses less digits than its factorization.
486381 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 105.
The product of its digits is 4608, while the sum is 30.
The square root of 486381 is about 697.4102092743. The cubic root of 486381 is about 78.6427817781.
The spelling of 486381 in words is "four hundred eighty-six thousand, three hundred eighty-one".
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