Base | Representation |
---|---|
bin | 11010010001111110111001 |
3 | 110222000111000 |
4 | 122101332321 |
5 | 3230430101 |
6 | 403355213 |
7 | 112362501 |
oct | 32217671 |
9 | 13860430 |
10 | 6889401 |
11 | 3986122 |
12 | 2382b09 |
13 | 1572a8c |
14 | cb4a01 |
15 | 911486 |
hex | 691fb9 |
6889401 has 32 divisors (see below), whose sum is σ = 10713600. Its totient is φ = 4371840.
The previous prime is 6889391. The next prime is 6889411. The reversal of 6889401 is 1049886.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (6889391) and next prime (6889411).
It is not a de Polignac number, because 6889401 - 27 = 6889273 is a prime.
It is a super-2 number, since 2×68894012 = 94927692277602, which contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6889411) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 77365 + ... + 77453.
It is an arithmetic number, because the mean of its divisors is an integer number (334800).
Almost surely, 26889401 is an apocalyptic number.
6889401 is a gapful number since it is divisible by the number (61) formed by its first and last digit.
It is an amenable number.
6889401 is a deficient number, since it is larger than the sum of its proper divisors (3824199).
6889401 is a wasteful number, since it uses less digits than its factorization.
6889401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 206 (or 200 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 36.
The square root of 6889401 is about 2624.7668467885. The cubic root of 6889401 is about 190.2802972764.
The spelling of 6889401 in words is "six million, eight hundred eighty-nine thousand, four hundred one".
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