Search a number
-
+
486025 = 5219441
BaseRepresentation
bin1110110101010001001
3220200200221
41312222021
5111023100
614230041
74062661
oct1665211
9820627
10486025
11302181
121b5321
131402b7
14c91a1
159901a
hex76a89

486025 has 6 divisors (see below), whose sum is σ = 602702. Its totient is φ = 388800.

The previous prime is 486023. The next prime is 486037. The reversal of 486025 is 520684.

It can be written as a sum of positive squares in 3 ways, for example, as 5776 + 480249 = 76^2 + 693^2 .

It is not a de Polignac number, because 486025 - 21 = 486023 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25), and also a Moran number because the ratio is a prime number: 19441 = 486025 / (4 + 8 + 6 + 0 + 2 + 5).

It is a Duffinian number.

486025 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (486023) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9696 + ... + 9745.

2486025 is an apocalyptic number.

It is an amenable number.

486025 is a deficient number, since it is larger than the sum of its proper divisors (116677).

486025 is a wasteful number, since it uses less digits than its factorization.

486025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19451 (or 19446 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 486025 is about 697.1549325652. The cubic root of 486025 is about 78.6235899212.

The spelling of 486025 in words is "four hundred eighty-six thousand, twenty-five".

Divisors: 1 5 25 19441 97205 486025