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682530 = 23522751
BaseRepresentation
bin10100110101000100010
31021200020220
42212220202
5133320110
622343510
75541612
oct2465042
91250226
10682530
11426882
1228ab96
131ab884
1413aa42
15d7370
hexa6a22

682530 has 16 divisors (see below), whose sum is σ = 1638144. Its totient is φ = 182000.

The previous prime is 682519. The next prime is 682531. The reversal of 682530 is 35286.

It is a self number, because there is not a number n which added to its sum of digits gives 682530.

It is not an unprimeable number, because it can be changed into a prime (682531) 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, 11346 + ... + 11405.

It is an arithmetic number, because the mean of its divisors is an integer number (102384).

2682530 is an apocalyptic number.

682530 is an abundant number, since it is smaller than the sum of its proper divisors (955614).

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

682530 is a wasteful number, since it uses less digits than its factorization.

682530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22761.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 682530 is about 826.1537387194. The cubic root of 682530 is about 88.0455170863.

The spelling of 682530 in words is "six hundred eighty-two thousand, five hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 22751 45502 68253 113755 136506 227510 341265 682530