Base | Representation |
---|---|
bin | 10000111001100111011100… |
… | …101001000100110101100000 |
3 | 100202011200211211200201211000 |
4 | 100321213130221010311200 |
5 | 34220242432332000022 |
6 | 422025510202552000 |
7 | 21441012606363234 |
oct | 2071473451046540 |
9 | 322150754621730 |
10 | 74328110812512 |
11 | 21757413907547 |
12 | 8405351b08600 |
13 | 32621594a9bbb |
14 | 144d6dd4a05c4 |
15 | 88d6a0eb46ac |
hex | 4399dca44d60 |
74328110812512 has 288 divisors, whose sum is σ = 225261045878400. Its totient is φ = 23842813605120.
The previous prime is 74328110812507. The next prime is 74328110812513. The reversal of 74328110812512 is 21521801182347.
74328110812512 is a `hidden beast` number, since 7 + 4 + 3 + 2 + 8 + 110 + 8 + 12 + 512 = 666.
It is a tau number, because it is divible by the number of its divisors (288).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (74328110812513) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 148374363 + ... + 148874469.
It is an arithmetic number, because the mean of its divisors is an integer number (782156409300).
Almost surely, 274328110812512 is an apocalyptic number.
74328110812512 is a gapful number since it is divisible by the number (72) 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 74328110812512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112630522939200).
74328110812512 is an abundant number, since it is smaller than the sum of its proper divisors (150932935065888).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74328110812512 is a wasteful number, since it uses less digits than its factorization.
74328110812512 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 500367 (or 500322 counting only the distinct ones).
The product of its (nonzero) digits is 215040, while the sum is 45.
Adding to 74328110812512 its reverse (21521801182347), we get a palindrome (95849911994859).
The spelling of 74328110812512 in words is "seventy-four trillion, three hundred twenty-eight billion, one hundred ten million, eight hundred twelve thousand, five hundred twelve".
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