[go: up one dir, main page]

Search a number
-
+
82984 = 23112341
BaseRepresentation
bin10100010000101000
311012211111
4110100220
510123414
61440104
7463636
oct242050
9135744
1082984
1157390
1240034
132ba05
1422356
15198c4
hex14428

82984 has 32 divisors (see below), whose sum is σ = 181440. Its totient is φ = 35200.

The previous prime is 82981. The next prime is 82997. The reversal of 82984 is 48928.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (82981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2004 + ... + 2044.

It is an arithmetic number, because the mean of its divisors is an integer number (5670).

282984 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 82984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90720).

82984 is an abundant number, since it is smaller than the sum of its proper divisors (98456).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82984 is a wasteful number, since it uses less digits than its factorization.

82984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81 (or 77 counting only the distinct ones).

The product of its digits is 4608, while the sum is 31.

The square root of 82984 is about 288.0694360740. The cubic root of 82984 is about 43.6179035974.

It can be divided in two parts, 8 and 2984, that added together give a palindrome (2992).

The spelling of 82984 in words is "eighty-two thousand, nine hundred eighty-four".

Divisors: 1 2 4 8 11 22 23 41 44 46 82 88 92 164 184 253 328 451 506 902 943 1012 1804 1886 2024 3608 3772 7544 10373 20746 41492 82984