Base | Representation |
---|---|
bin | 1000001101100001101… |
… | …10000001000100101100 |
3 | 222222020210212002202222 |
4 | 10012300312001010230 |
5 | 14110310243340203 |
6 | 333340243334512 |
7 | 26245454636540 |
oct | 4066066010454 |
9 | 888223762688 |
10 | 282139824428 |
11 | a9722637020 |
12 | 46820081438 |
13 | 207b4876797 |
14 | d927111a20 |
15 | 7514725038 |
hex | 41b0d8112c |
282139824428 has 96 divisors (see below), whose sum is σ = 618019573248. Its totient is φ = 109489420800.
The previous prime is 282139824409. The next prime is 282139824431. The reversal of 282139824428 is 824428931282.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 282139824428.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 163938608 + ... + 163940328.
It is an arithmetic number, because the mean of its divisors is an integer number (6437703888).
Almost surely, 2282139824428 is an apocalyptic number.
282139824428 is a gapful number since it is divisible by the number (28) 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 282139824428, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (309009786624).
282139824428 is an abundant number, since it is smaller than the sum of its proper divisors (335879748820).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
282139824428 is a wasteful number, since it uses less digits than its factorization.
282139824428 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3543 (or 3541 counting only the distinct ones).
The product of its digits is 3538944, while the sum is 53.
The spelling of 282139824428 in words is "two hundred eighty-two billion, one hundred thirty-nine million, eight hundred twenty-four thousand, four hundred twenty-eight".
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