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282061 = 1321669
BaseRepresentation
bin1000100110111001101
3112022220201
41010313031
533011221
610013501
72253223
oct1046715
9468821
10282061
11182a0a
12117291
139b500
1474b13
1558891
hex44dcd

282061 has 6 divisors (see below), whose sum is σ = 305610. Its totient is φ = 260208.

The previous prime is 282059. The next prime is 282071. The reversal of 282061 is 160282.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 100 + 281961 = 10^2 + 531^2 .

It is not a de Polignac number, because 282061 - 21 = 282059 is a prime.

It is a Duffinian number.

282061 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (282001) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 666 + ... + 1003.

It is an arithmetic number, because the mean of its divisors is an integer number (50935).

2282061 is an apocalyptic number.

It is an amenable number.

282061 is a deficient number, since it is larger than the sum of its proper divisors (23549).

282061 is a wasteful number, since it uses less digits than its factorization.

282061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1695 (or 1682 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 282061 is about 531.0941536112. The cubic root of 282061 is about 65.5814498660.

The spelling of 282061 in words is "two hundred eighty-two thousand, sixty-one".

Divisors: 1 13 169 1669 21697 282061