Base | Representation |
---|---|
bin | 11000101011010101000010 |
3 | 110011122201000 |
4 | 120223111002 |
5 | 3124001210 |
6 | 350352430 |
7 | 105661566 |
oct | 30532502 |
9 | 13148630 |
10 | 6468930 |
11 | 3719226 |
12 | 21bb716 |
13 | 1456590 |
14 | c056a6 |
15 | 87bac0 |
hex | 62b542 |
6468930 has 128 divisors (see below), whose sum is σ = 19756800. Its totient is φ = 1492992.
The previous prime is 6468907. The next prime is 6468967. The reversal of 6468930 is 398646.
6468930 is a `hidden beast` number, since 646 + 8 + 9 + 3 + 0 = 666.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 66642 + ... + 66738.
It is an arithmetic number, because the mean of its divisors is an integer number (154350).
Almost surely, 26468930 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 6468930, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9878400).
6468930 is an abundant number, since it is smaller than the sum of its proper divisors (13287870).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6468930 is a wasteful number, since it uses less digits than its factorization.
6468930 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 145 (or 139 counting only the distinct ones).
The product of its (nonzero) digits is 31104, while the sum is 36.
The square root of 6468930 is about 2543.4091294953. The cubic root of 6468930 is about 186.3277260681.
The spelling of 6468930 in words is "six million, four hundred sixty-eight thousand, nine hundred thirty".
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