Base | Representation |
---|---|
bin | 1010000000011… |
… | …10001000000000 |
3 | 12211221210102200 |
4 | 11000032020000 |
5 | 132442201221 |
6 | 12155113200 |
7 | 2036340336 |
oct | 500161000 |
9 | 184853380 |
10 | 83943936 |
11 | 4342535a |
12 | 24142800 |
13 | 1451158b |
14 | b211b56 |
15 | 7582426 |
hex | 500e200 |
83943936 has 60 divisors (see below), whose sum is σ = 242281182. Its totient is φ = 27979776.
The previous prime is 83943929. The next prime is 83943947. The reversal of 83943936 is 63934938.
It can be written as a sum of positive squares in only one way, i.e., 78854400 + 5089536 = 8880^2 + 2256^2 .
It is a nude number because it is divisible by every one of its digits.
It is a junction number, because it is equal to n+sod(n) for n = 83943891 and 83943900.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4501 + ... + 13716.
Almost surely, 283943936 is an apocalyptic number.
It is an amenable number.
83943936 is an abundant number, since it is smaller than the sum of its proper divisors (158337246).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
83943936 is a wasteful number, since it uses less digits than its factorization.
83943936 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18241 (or 18222 counting only the distinct ones).
The product of its digits is 419904, while the sum is 45.
The square root of 83943936 is about 9162.0923374522. The cubic root of 83943936 is about 437.8544584306.
The spelling of 83943936 in words is "eighty-three million, nine hundred forty-three thousand, nine hundred thirty-six".
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