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284141 = 11131987
BaseRepresentation
bin1000101010111101101
3112102202202
41011113231
533043031
610031245
72262254
oct1052755
9472682
10284141
11184530
12118525
139c440
147579b
15592cb
hex455ed

284141 has 8 divisors (see below), whose sum is σ = 333984. Its totient is φ = 238320.

The previous prime is 284131. The next prime is 284149. The reversal of 284141 is 141482.

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 284141 - 210 = 283117 is a prime.

It is a super-2 number, since 2×2841412 = 161472215762, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 284141.

It is not an unprimeable number, because it can be changed into a prime (284149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 851 + ... + 1136.

It is an arithmetic number, because the mean of its divisors is an integer number (41748).

2284141 is an apocalyptic number.

It is an amenable number.

284141 is a deficient number, since it is larger than the sum of its proper divisors (49843).

284141 is a wasteful number, since it uses less digits than its factorization.

284141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2011.

The product of its digits is 256, while the sum is 20.

The square root of 284141 is about 533.0487782558. The cubic root of 284141 is about 65.7422607959.

It can be divided in two parts, 2841 and 41, that added together give a palindrome (2882).

The spelling of 284141 in words is "two hundred eighty-four thousand, one hundred forty-one".

Divisors: 1 11 13 143 1987 21857 25831 284141