Base | Representation |
---|---|
bin | 111100110101101101… |
… | …111101100110010000 |
3 | 20020121122220222020010 |
4 | 330311231331212100 |
5 | 2032241343010142 |
6 | 50002113314520 |
7 | 4501555501410 |
oct | 746555754620 |
9 | 206548828203 |
10 | 65325750672 |
11 | 257827573a6 |
12 | 107b1565a40 |
13 | 6210c31650 |
14 | 3239d0c640 |
15 | 1a750a2e9c |
hex | f35b7d990 |
65325750672 has 640 divisors, whose sum is σ = 230985216000. Its totient is φ = 15420948480.
The previous prime is 65325750653. The next prime is 65325750701. The reversal of 65325750672 is 27605752356.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is an unprimeable number.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 130913079 + ... + 130913577.
It is an arithmetic number, because the mean of its divisors is an integer number (360914400).
Almost surely, 265325750672 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 65325750672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115492608000).
65325750672 is an abundant number, since it is smaller than the sum of its proper divisors (165659465328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
65325750672 is a wasteful number, since it uses less digits than its factorization.
65325750672 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 631 (or 625 counting only the distinct ones).
The product of its (nonzero) digits is 2646000, while the sum is 48.
The spelling of 65325750672 in words is "sixty-five billion, three hundred twenty-five million, seven hundred fifty thousand, six hundred seventy-two".
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