Search a number
-
+
485517 = 3161839
BaseRepresentation
bin1110110100010001101
3220200000010
41312202031
5111014032
614223433
74061334
oct1664215
9820003
10485517
1130185a
121b4b79
1313ccb6
14c8d1b
1598ccc
hex7688d

485517 has 4 divisors (see below), whose sum is σ = 647360. Its totient is φ = 323676.

The previous prime is 485509. The next prime is 485519. The reversal of 485517 is 715584.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 485517 - 23 = 485509 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (485519) 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, 80917 + ... + 80922.

It is an arithmetic number, because the mean of its divisors is an integer number (161840).

2485517 is an apocalyptic number.

It is an amenable number.

485517 is a deficient number, since it is larger than the sum of its proper divisors (161843).

485517 is a wasteful number, since it uses less digits than its factorization.

485517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161842.

The product of its digits is 5600, while the sum is 30.

The square root of 485517 is about 696.7904993612. The cubic root of 485517 is about 78.5961875534.

It can be divided in two parts, 48 and 5517, that added together give a triangular number (5565 = T105).

The spelling of 485517 in words is "four hundred eighty-five thousand, five hundred seventeen".

Divisors: 1 3 161839 485517