Base | Representation |
---|---|
bin | 1001110100110… |
… | …00010110000000 |
3 | 12202002000021200 |
4 | 10322120112000 |
5 | 132044203203 |
6 | 12102221200 |
7 | 2020332633 |
oct | 472302600 |
9 | 182060250 |
10 | 82412928 |
11 | 4257a064 |
12 | 23724800 |
13 | 140c6760 |
14 | ad33c1a |
15 | 737d9a3 |
hex | 4e98580 |
82412928 has 96 divisors (see below), whose sum is σ = 255440640. Its totient is φ = 25353216.
The previous prime is 82412927. The next prime is 82412929. The reversal of 82412928 is 82921428.
It is an interprime number because it is at equal distance from previous prime (82412927) and next prime (82412929).
It is a tau number, because it is divible by the number of its divisors (96).
It is a Harshad number since it is a multiple of its sum of digits (36).
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 = 82412892 and 82412901.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (82412921) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12225 + ... + 17727.
It is an arithmetic number, because the mean of its divisors is an integer number (2660840).
Almost surely, 282412928 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 82412928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127720320).
82412928 is an abundant number, since it is smaller than the sum of its proper divisors (173027712).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
82412928 is a wasteful number, since it uses less digits than its factorization.
82412928 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5536 (or 5521 counting only the distinct ones).
The product of its digits is 18432, while the sum is 36.
The square root of 82412928 is about 9078.1566410808. The cubic root of 82412928 is about 435.1761791316.
The spelling of 82412928 in words is "eighty-two million, four hundred twelve thousand, nine hundred twenty-eight".
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