Base | Representation |
---|---|
bin | 11001011111100001110100 |
3 | 110120111222220 |
4 | 121133201310 |
5 | 3202321430 |
6 | 355122340 |
7 | 110542131 |
oct | 31374164 |
9 | 13514886 |
10 | 6682740 |
11 | 3854929 |
12 | 22a33b0 |
13 | 14cc9ac |
14 | c5d588 |
15 | 8c0110 |
hex | 65f874 |
6682740 has 48 divisors (see below), whose sum is σ = 18880512. Its totient is φ = 1766016.
The previous prime is 6682729. The next prime is 6682747. The reversal of 6682740 is 472866.
It is a super-3 number, since 3×66827403 (a number of 21 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6682747) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7182 + ... + 8058.
It is an arithmetic number, because the mean of its divisors is an integer number (393344).
Almost surely, 26682740 is an apocalyptic number.
6682740 is a gapful number since it is divisible by the number (60) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 6682740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9440256).
6682740 is an abundant number, since it is smaller than the sum of its proper divisors (12197772).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6682740 is a wasteful number, since it uses less digits than its factorization.
6682740 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1016 (or 1014 counting only the distinct ones).
The product of its (nonzero) digits is 16128, while the sum is 33.
The square root of 6682740 is about 2585.0996112336. The cubic root of 6682740 is about 188.3583402372.
The spelling of 6682740 in words is "six million, six hundred eighty-two thousand, seven hundred forty".
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