Base | Representation |
---|---|
bin | 11001011111000011100111 |
3 | 110120102100022 |
4 | 121133003213 |
5 | 3202241212 |
6 | 355105355 |
7 | 110533400 |
oct | 31370347 |
9 | 13512308 |
10 | 6680807 |
11 | 3853431 |
12 | 22a225b |
13 | 14cbb53 |
14 | c5c9a7 |
15 | 8be772 |
hex | 65f0e7 |
6680807 has 6 divisors (see below), whose sum is σ = 7771608. Its totient is φ = 5726364.
The previous prime is 6680797. The next prime is 6680851. The reversal of 6680807 is 7080866.
It is not a de Polignac number, because 6680807 - 26 = 6680743 is a prime.
It is an Ulam number.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6685807) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 68123 + ... + 68220.
It is an arithmetic number, because the mean of its divisors is an integer number (1295268).
Almost surely, 26680807 is an apocalyptic number.
6680807 is a deficient number, since it is larger than the sum of its proper divisors (1090801).
6680807 is a wasteful number, since it uses less digits than its factorization.
6680807 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 136357 (or 136350 counting only the distinct ones).
The product of its (nonzero) digits is 16128, while the sum is 35.
The square root of 6680807 is about 2584.7257107863. The cubic root of 6680807 is about 188.3401774386.
The spelling of 6680807 in words is "six million, six hundred eighty thousand, eight hundred seven".
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