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684076362 = 23176706631
BaseRepresentation
bin101000110001100…
…010110101001010
31202200012200100120
4220301202311022
52400110420422
6151514044110
722644360504
oct5061426512
91680180316
10684076362
11321163772
12171119636
13ab955518
1466bd0d74
15400c945c
hex28c62d4a

684076362 has 16 divisors (see below), whose sum is σ = 1448632512. Its totient is φ = 214612160.

The previous prime is 684076343. The next prime is 684076369. The reversal of 684076362 is 263670486.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (684076369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3353214 + ... + 3353417.

It is an arithmetic number, because the mean of its divisors is an integer number (90539532).

Almost surely, 2684076362 is an apocalyptic number.

684076362 is an abundant number, since it is smaller than the sum of its proper divisors (764556150).

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

684076362 is a wasteful number, since it uses less digits than its factorization.

684076362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6706653.

The product of its (nonzero) digits is 290304, while the sum is 42.

The square root of 684076362 is about 26154.8535075232. The cubic root of 684076362 is about 881.1195985512.

The spelling of 684076362 in words is "six hundred eighty-four million, seventy-six thousand, three hundred sixty-two".

Divisors: 1 2 3 6 17 34 51 102 6706631 13413262 20119893 40239786 114012727 228025454 342038181 684076362