Search a number
-
+
487005 = 3532467
BaseRepresentation
bin1110110111001011101
3220202001020
41312321131
5111041010
614234353
74065561
oct1667135
9822036
10487005
11302992
121b59b9
1314088c
14c96a1
1599470
hex76e5d

487005 has 8 divisors (see below), whose sum is σ = 779232. Its totient is φ = 259728.

The previous prime is 486991. The next prime is 487007. The reversal of 487005 is 500784.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 487005 - 213 = 478813 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (487007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16219 + ... + 16248.

It is an arithmetic number, because the mean of its divisors is an integer number (97404).

2487005 is an apocalyptic number.

It is an amenable number.

487005 is a deficient number, since it is larger than the sum of its proper divisors (292227).

487005 is a wasteful number, since it uses less digits than its factorization.

487005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32475.

The product of its (nonzero) digits is 1120, while the sum is 24.

The square root of 487005 is about 697.8574352975. The cubic root of 487005 is about 78.6763988566.

Adding to 487005 its reverse (500784), we get a palindrome (987789).

The spelling of 487005 in words is "four hundred eighty-seven thousand, five".

Divisors: 1 3 5 15 32467 97401 162335 487005