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6680343 = 319233503
BaseRepresentation
bin11001011110111100010111
3110120101201010
4121132330113
53202232333
6355103303
7110532135
oct31367427
913511633
106680343
11385304a
1222a1b33
1314cb887
14c5c755
158be563
hex65ef17

6680343 has 16 divisors (see below), whose sum is σ = 9434880. Its totient is φ = 4192704.

The previous prime is 6680341. The next prime is 6680357. The reversal of 6680343 is 3430866.

It is not a de Polignac number, because 6680343 - 21 = 6680341 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6680343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6680341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13030 + ... + 13532.

It is an arithmetic number, because the mean of its divisors is an integer number (589680).

Almost surely, 26680343 is an apocalyptic number.

6680343 is a deficient number, since it is larger than the sum of its proper divisors (2754537).

6680343 is a wasteful number, since it uses less digits than its factorization.

6680343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 758.

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 6680343 is about 2584.6359511544. The cubic root of 6680343 is about 188.3358170938.

The spelling of 6680343 in words is "six million, six hundred eighty thousand, three hundred forty-three".

Divisors: 1 3 19 57 233 503 699 1509 4427 9557 13281 28671 117199 351597 2226781 6680343