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287016 = 23311959
BaseRepresentation
bin1000110000100101000
3112120201020
41012010220
533141031
610052440
72303532
oct1060450
9476636
10287016
11186704
1211a120
13a0842
1476852
155a096
hex46128

287016 has 16 divisors (see below), whose sum is σ = 717600. Its totient is φ = 95664.

The previous prime is 287003. The next prime is 287047. The reversal of 287016 is 610782.

287016 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 11959 = 287016 / (2 + 8 + 7 + 0 + 1 + 6).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 287016.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5956 + ... + 6003.

It is an arithmetic number, because the mean of its divisors is an integer number (44850).

2287016 is an apocalyptic number.

It is an amenable number.

287016 is an abundant number, since it is smaller than the sum of its proper divisors (430584).

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

287016 is a wasteful number, since it uses less digits than its factorization.

287016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11968 (or 11964 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 287016 is about 535.7387422989. The cubic root of 287016 is about 65.9632485933.

Adding to 287016 its reverse (610782), we get a palindrome (897798).

The spelling of 287016 in words is "two hundred eighty-seven thousand, sixteen".

Divisors: 1 2 3 4 6 8 12 24 11959 23918 35877 47836 71754 95672 143508 287016