Base | Representation |
---|---|
bin | 11001100101011011001010 |
3 | 110121202010100 |
4 | 121211123022 |
5 | 3204110030 |
6 | 355430230 |
7 | 111002421 |
oct | 31453312 |
9 | 13552110 |
10 | 6706890 |
11 | 3870a93 |
12 | 22b5376 |
13 | 150a998 |
14 | c682b8 |
15 | 8c7360 |
hex | 6656ca |
6706890 has 24 divisors (see below), whose sum is σ = 17438148. Its totient is φ = 1788480.
The previous prime is 6706849. The next prime is 6706907. The reversal of 6706890 is 986076.
It can be written as a sum of positive squares in 2 ways, for example, as 6702921 + 3969 = 2589^2 + 63^2 .
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37171 + ... + 37350.
Almost surely, 26706890 is an apocalyptic number.
6706890 is an abundant number, since it is smaller than the sum of its proper divisors (10731258).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6706890 is a wasteful number, since it uses less digits than its factorization.
6706890 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 74534 (or 74531 counting only the distinct ones).
The product of its (nonzero) digits is 18144, while the sum is 36.
The square root of 6706890 is about 2589.7663987317. The cubic root of 6706890 is about 188.5849631175.
The spelling of 6706890 in words is "six million, seven hundred six thousand, eight hundred ninety".
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