Base | Representation |
---|---|
bin | 11001111101001000010110 |
3 | 110210200022122 |
4 | 121331020112 |
5 | 3220211430 |
6 | 401455542 |
7 | 111555464 |
oct | 31751026 |
9 | 13720278 |
10 | 6803990 |
11 | 3927a36 |
12 | 23415b2 |
13 | 1542c3b |
14 | c91834 |
15 | 8e5ee5 |
hex | 67d216 |
6803990 has 8 divisors (see below), whose sum is σ = 12247200. Its totient is φ = 2721592.
The previous prime is 6803987. The next prime is 6804011. The reversal of 6803990 is 993086.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 6803990.
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, 340190 + ... + 340209.
It is an arithmetic number, because the mean of its divisors is an integer number (1530900).
Almost surely, 26803990 is an apocalyptic number.
6803990 is a deficient number, since it is larger than the sum of its proper divisors (5443210).
6803990 is a wasteful number, since it uses less digits than its factorization.
6803990 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 680406.
The product of its (nonzero) digits is 11664, while the sum is 35.
The square root of 6803990 is about 2608.4458974646. The cubic root of 6803990 is about 189.4906950966.
The spelling of 6803990 in words is "six million, eight hundred three thousand, nine hundred ninety".
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