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83230 = 2572941
BaseRepresentation
bin10100010100011110
311020011121
4110110132
510130410
61441154
7464440
oct242436
9136147
1083230
1157594
12401ba
132bb64
1422490
15199da
hex1451e

83230 has 32 divisors (see below), whose sum is σ = 181440. Its totient is φ = 26880.

The previous prime is 83227. The next prime is 83231. The reversal of 83230 is 3238.

It is a happy number.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2010 + ... + 2050.

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

283230 is an apocalyptic number.

83230 is an abundant number, since it is smaller than the sum of its proper divisors (98210).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90720).

83230 is a wasteful number, since it uses less digits than its factorization.

83230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 83230 is about 288.4961004936. The cubic root of 83230 is about 43.6609617731.

Adding to 83230 its reverse (3238), we get a palindrome (86468).

It can be divided in two parts, 83 and 230, that added together give a palindrome (313).

The spelling of 83230 in words is "eighty-three thousand, two hundred thirty".

Divisors: 1 2 5 7 10 14 29 35 41 58 70 82 145 203 205 287 290 406 410 574 1015 1189 1435 2030 2378 2870 5945 8323 11890 16646 41615 83230