Base | Representation |
---|---|
bin | 1001110011110… |
… | …01001011111100 |
3 | 12201211112020000 |
4 | 10321321023330 |
5 | 132031112213 |
6 | 12055354300 |
7 | 2016261600 |
oct | 471711374 |
9 | 181745200 |
10 | 82285308 |
11 | 424a2196 |
12 | 23682990 |
13 | 14080641 |
14 | acdd500 |
15 | 7355c73 |
hex | 4e792fc |
82285308 has 180 divisors, whose sum is σ = 257230512. Its totient is φ = 22861440.
The previous prime is 82285303. The next prime is 82285331. The reversal of 82285308 is 80358228.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (82285303) by changing a digit.
It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 1127160 + ... + 1127232.
Almost surely, 282285308 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 82285308, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (128615256).
82285308 is an abundant number, since it is smaller than the sum of its proper divisors (174945204).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
82285308 is a wasteful number, since it uses less digits than its factorization.
82285308 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 174 (or 156 counting only the distinct ones).
The product of its (nonzero) digits is 30720, while the sum is 36.
The square root of 82285308 is about 9071.1249577988. The cubic root of 82285308 is about 434.9514333412.
It can be divided in two parts, 82 and 285308, that added together give a triangular number (285390 = T755).
The spelling of 82285308 in words is "eighty-two million, two hundred eighty-five thousand, three hundred eight".
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