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682030 = 25241283
BaseRepresentation
bin10100110100000101110
31021122120101
42212200232
5133311110
622341314
75540266
oct2464056
91248511
10682030
11426468
1228a83a
131ab58b
1413a7a6
15d713a
hexa682e

682030 has 16 divisors (see below), whose sum is σ = 1237104. Its totient is φ = 270720.

The previous prime is 682009. The next prime is 682037. The reversal of 682030 is 30286.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 681989 and 682007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (682037) 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, 2269 + ... + 2551.

It is an arithmetic number, because the mean of its divisors is an integer number (77319).

2682030 is an apocalyptic number.

682030 is a deficient number, since it is larger than the sum of its proper divisors (555074).

682030 is a wasteful number, since it uses less digits than its factorization.

682030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 682030 is about 825.8510761633. The cubic root of 682030 is about 88.0240120424.

The spelling of 682030 in words is "six hundred eighty-two thousand, thirty".

Divisors: 1 2 5 10 241 283 482 566 1205 1415 2410 2830 68203 136406 341015 682030