Base | Representation |
---|---|
bin | 1101000010110011001010… |
… | …11011000100011010010000 |
3 | 10202120010002221212212001210 |
4 | 12201121211123010122100 |
5 | 12224422243224304311 |
6 | 141001003113300120 |
7 | 6020212462245666 |
oct | 641314533043220 |
9 | 122503087785053 |
10 | 28683493197456 |
11 | 9159668150899 |
12 | 3273077a04640 |
13 | 1300ac3594436 |
14 | 712407826c36 |
15 | 34b1cbb4e3a6 |
hex | 1a16656c4690 |
28683493197456 has 80 divisors (see below), whose sum is σ = 76264205349888. Its totient is φ = 9285806006400.
The previous prime is 28683493197397. The next prime is 28683493197479. The reversal of 28683493197456 is 65479139438682.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62581500 + ... + 63038171.
Almost surely, 228683493197456 is an apocalyptic number.
It is an amenable number.
28683493197456 is an abundant number, since it is smaller than the sum of its proper divisors (47580712152432).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28683493197456 is a wasteful number, since it uses less digits than its factorization.
28683493197456 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 125619820 (or 125619814 counting only the distinct ones).
The product of its digits is 1881169920, while the sum is 75.
The spelling of 28683493197456 in words is "twenty-eight trillion, six hundred eighty-three billion, four hundred ninety-three million, one hundred ninety-seven thousand, four hundred fifty-six".
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