Base | Representation |
---|---|
bin | 11000111100111000011100 |
3 | 110022022022220 |
4 | 120330320130 |
5 | 3133301303 |
6 | 352105340 |
7 | 106411320 |
oct | 30747034 |
9 | 13268286 |
10 | 6540828 |
11 | 3768248 |
12 | 2235250 |
13 | 1480218 |
14 | c23980 |
15 | 893053 |
hex | 63ce1c |
6540828 has 24 divisors (see below), whose sum is σ = 17442432. Its totient is φ = 1868784.
The previous prime is 6540827. The next prime is 6540829. The reversal of 6540828 is 8280456.
It is an interprime number because it is at equal distance from previous prime (6540827) and next prime (6540829).
It is a zygodrome in base 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6540827) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38850 + ... + 39017.
It is an arithmetic number, because the mean of its divisors is an integer number (726768).
Almost surely, 26540828 is an apocalyptic number.
It is an amenable number.
6540828 is an abundant number, since it is smaller than the sum of its proper divisors (10901604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6540828 is a wasteful number, since it uses less digits than its factorization.
6540828 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 77881 (or 77879 counting only the distinct ones).
The product of its (nonzero) digits is 15360, while the sum is 33.
The square root of 6540828 is about 2557.5042521959. The cubic root of 6540828 is about 187.0154886272.
The spelling of 6540828 in words is "six million, five hundred forty thousand, eight hundred twenty-eight".
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