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284113 = 2997101
BaseRepresentation
bin1000101010111010001
3112102201201
41011113101
533042423
610031201
72262214
oct1052721
9472651
10284113
11184505
12118501
139c41b
147577b
15592ad
hex455d1

284113 has 8 divisors (see below), whose sum is σ = 299880. Its totient is φ = 268800.

The previous prime is 284111. The next prime is 284117. The reversal of 284113 is 311482.

Adding to 284113 its reverse (311482), we get a palindrome (595595).

It can be written as a sum of positive squares in 4 ways, for example, as 110224 + 173889 = 332^2 + 417^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 284113 - 21 = 284111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (284111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2763 + ... + 2863.

It is an arithmetic number, because the mean of its divisors is an integer number (37485).

2284113 is an apocalyptic number.

It is an amenable number.

284113 is a deficient number, since it is larger than the sum of its proper divisors (15767).

284113 is a wasteful number, since it uses less digits than its factorization.

284113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227.

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

The square root of 284113 is about 533.0225135958. The cubic root of 284113 is about 65.7401012533.

The spelling of 284113 in words is "two hundred eighty-four thousand, one hundred thirteen".

Divisors: 1 29 97 101 2813 2929 9797 284113