Base | Representation |
---|---|
bin | 1001110010011… |
… | …10011101111010 |
3 | 12201111122012100 |
4 | 10321032131322 |
5 | 132010012310 |
6 | 12051524230 |
7 | 2014632501 |
oct | 471163572 |
9 | 181448170 |
10 | 82110330 |
11 | 42392785 |
12 | 235b9676 |
13 | 1401bac3 |
14 | ac95838 |
15 | 731dec0 |
hex | 4e4e77a |
82110330 has 24 divisors (see below), whose sum is σ = 213487092. Its totient is φ = 21896064.
The previous prime is 82110313. The next prime is 82110337. The reversal of 82110330 is 3301128.
It can be written as a sum of positive squares in 2 ways, for example, as 72131049 + 9979281 = 8493^2 + 3159^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (82110337) 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, 456079 + ... + 456258.
Almost surely, 282110330 is an apocalyptic number.
82110330 is an abundant number, since it is smaller than the sum of its proper divisors (131376762).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
82110330 is a wasteful number, since it uses less digits than its factorization.
82110330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 912350 (or 912347 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
The square root of 82110330 is about 9061.4750454879. The cubic root of 82110330 is about 434.6429094821.
Adding to 82110330 its reverse (3301128), we get a palindrome (85411458).
The spelling of 82110330 in words is "eighty-two million, one hundred ten thousand, three hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.098 sec. • engine limits •