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6803380 = 225340169
BaseRepresentation
bin11001111100111110110100
3110210122111001
4121330332310
53220202010
6401453044
7111553633
oct31747664
913718431
106803380
113927531
122341184
13154288c
14c9151a
158e5c3a
hex67cfb4

6803380 has 12 divisors (see below), whose sum is σ = 14287140. Its totient is φ = 2721344.

The previous prime is 6803351. The next prime is 6803399. The reversal of 6803380 is 833086.

It can be written as a sum of positive squares in 2 ways, for example, as 3663396 + 3139984 = 1914^2 + 1772^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 170065 + ... + 170104.

It is an arithmetic number, because the mean of its divisors is an integer number (1190595).

Almost surely, 26803380 is an apocalyptic number.

It is an amenable number.

6803380 is an abundant number, since it is smaller than the sum of its proper divisors (7483760).

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

6803380 is a wasteful number, since it uses less digits than its factorization.

6803380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340178 (or 340176 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 6803380 is about 2608.3289669825. The cubic root of 6803380 is about 189.4850321068.

The spelling of 6803380 in words is "six million, eight hundred three thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 340169 680338 1360676 1700845 3401690 6803380