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485508 = 22340459
BaseRepresentation
bin1110110100010000100
3220122222210
41312202010
5111014013
614223420
74061322
oct1664204
9818883
10485508
11301851
121b4b70
1313ccaa
14c8d12
1598cc3
hex76884

485508 has 12 divisors (see below), whose sum is σ = 1132880. Its totient is φ = 161832.

The previous prime is 485497. The next prime is 485509. The reversal of 485508 is 805584.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (485509) 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, 20218 + ... + 20241.

2485508 is an apocalyptic number.

It is an amenable number.

485508 is an abundant number, since it is smaller than the sum of its proper divisors (647372).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

485508 is a wasteful number, since it uses less digits than its factorization.

485508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40466 (or 40464 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 30.

The square root of 485508 is about 696.7840411490. The cubic root of 485508 is about 78.5957019061.

The spelling of 485508 in words is "four hundred eighty-five thousand, five hundred eight".

Divisors: 1 2 3 4 6 12 40459 80918 121377 161836 242754 485508