Base | Representation |
---|---|
bin | 1100101110111111010011… |
… | …11010001011110110010000 |
3 | 10200011001011101220222201120 |
4 | 12113133221322023312100 |
5 | 12132244231413144312 |
6 | 135320152142002240 |
7 | 5620064613626562 |
oct | 627375172136620 |
9 | 120131141828646 |
10 | 28002816146832 |
11 | 8a16a2275704a |
12 | 3183172576380 |
13 | 1281867469767 |
14 | 6cb4b4925332 |
15 | 33863e17528c |
hex | 1977e9e8bd90 |
28002816146832 has 80 divisors (see below), whose sum is σ = 73088815974720. Its totient is φ = 9237735530496.
The previous prime is 28002816146831. The next prime is 28002816147001. The reversal of 28002816146832 is 23864161820082.
It is not an unprimeable number, because it can be changed into a prime (28002816146831) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 171832044 + ... + 171994932.
It is an arithmetic number, because the mean of its divisors is an integer number (913610199684).
Almost surely, 228002816146832 is an apocalyptic number.
It is an amenable number.
28002816146832 is an abundant number, since it is smaller than the sum of its proper divisors (45085999827888).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28002816146832 is a wasteful number, since it uses less digits than its factorization.
28002816146832 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 199920 (or 199914 counting only the distinct ones).
The product of its (nonzero) digits is 1769472, while the sum is 51.
The spelling of 28002816146832 in words is "twenty-eight trillion, two billion, eight hundred sixteen million, one hundred forty-six thousand, eight hundred thirty-two".
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