Base | Representation |
---|---|
bin | 11000101111001111010001 |
3 | 110012110200011 |
4 | 120233033101 |
5 | 3130004240 |
6 | 350554521 |
7 | 106056355 |
oct | 30571721 |
9 | 13173604 |
10 | 6484945 |
11 | 372a265 |
12 | 2208a41 |
13 | 146095c |
14 | c0b465 |
15 | 8816ea |
hex | 62f3d1 |
6484945 has 8 divisors (see below), whose sum is σ = 7811136. Its totient is φ = 5168496.
The previous prime is 6484931. The next prime is 6484979. The reversal of 6484945 is 5494846.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 6484945 - 25 = 6484913 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 6484898 and 6484907.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 877 + ... + 3706.
It is an arithmetic number, because the mean of its divisors is an integer number (976392).
Almost surely, 26484945 is an apocalyptic number.
It is an amenable number.
6484945 is a deficient number, since it is larger than the sum of its proper divisors (1326191).
6484945 is a wasteful number, since it uses less digits than its factorization.
6484945 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4871.
The product of its digits is 138240, while the sum is 40.
The square root of 6484945 is about 2546.5555167716. Note that the first 4 decimals coincide. The cubic root of 6484945 is about 186.4813619557.
Subtracting from 6484945 its reverse (5494846), we obtain a palindrome (990099).
The spelling of 6484945 in words is "six million, four hundred eighty-four thousand, nine hundred forty-five".
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