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488521 = 1189499
BaseRepresentation
bin1110111010001001001
3220211010101
41313101021
5111113041
614245401
74103155
oct1672111
9824111
10488521
11304040
121b6861
13141487
14ca065
1599b31
hex77449

488521 has 8 divisors (see below), whose sum is σ = 540000. Its totient is φ = 438240.

The previous prime is 488513. The next prime is 488539. The reversal of 488521 is 125884.

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

It is not a de Polignac number, because 488521 - 23 = 488513 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 488521.

It is not an unprimeable number, because it can be changed into a prime (488021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 730 + ... + 1228.

It is an arithmetic number, because the mean of its divisors is an integer number (67500).

2488521 is an apocalyptic number.

It is an amenable number.

488521 is a deficient number, since it is larger than the sum of its proper divisors (51479).

488521 is a wasteful number, since it uses less digits than its factorization.

488521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 599.

The product of its digits is 2560, while the sum is 28.

The square root of 488521 is about 698.9427730508. The cubic root of 488521 is about 78.7579516620.

The spelling of 488521 in words is "four hundred eighty-eight thousand, five hundred twenty-one".

Divisors: 1 11 89 499 979 5489 44411 488521