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682227 = 32731317
BaseRepresentation
bin10100110100011110011
31021122211200
42212203303
5133312402
622342243
75541000
oct2464363
91248750
10682227
11426627
1228a983
131ab6b0
1413a8a7
15d721c
hexa68f3

682227 has 48 divisors (see below), whose sum is σ = 1310400. Its totient is φ = 338688.

The previous prime is 682219. The next prime is 682229. The reversal of 682227 is 722286.

It is not a de Polignac number, because 682227 - 23 = 682219 is a prime.

It is a nialpdrome in base 7.

It is a self number, because there is not a number n which added to its sum of digits gives 682227.

It is not an unprimeable number, because it can be changed into a prime (682229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 40123 + ... + 40139.

It is an arithmetic number, because the mean of its divisors is an integer number (27300).

682227 is a Friedman number, since it can be written as 826^2-7^2, using all its digits and the basic arithmetic operations.

2682227 is an apocalyptic number.

682227 is a deficient number, since it is larger than the sum of its proper divisors (628173).

682227 is a wasteful number, since it uses less digits than its factorization.

682227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57 (or 40 counting only the distinct ones).

The product of its digits is 2688, while the sum is 27.

The square root of 682227 is about 825.9703384505. The cubic root of 682227 is about 88.0324862840.

It can be divided in two parts, 682 and 227, that added together give a palindrome (909).

The spelling of 682227 in words is "six hundred eighty-two thousand, two hundred twenty-seven".

Divisors: 1 3 7 9 13 17 21 39 49 51 63 91 117 119 147 153 221 273 343 357 441 637 663 819 833 1029 1071 1547 1911 1989 2499 3087 4459 4641 5733 5831 7497 10829 13377 13923 17493 32487 40131 52479 75803 97461 227409 682227