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4286 = 22143
BaseRepresentation
bin1000010111110
312212202
41002332
5114121
631502
715332
oct10276
95782
104286
113247
122592
131c49
1417c2
15140b
hex10be

4286 has 4 divisors (see below), whose sum is σ = 6432. Its totient is φ = 2142.

The previous prime is 4283. The next prime is 4289. The reversal of 4286 is 6824.

It can be divided in two parts, 428 and 6, that added together give a palindrome (434).

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (4283) and next prime (4289).

It is a Curzon 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 4286.

It is not an unprimeable number, because it can be changed into a prime (4283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is an upside-down number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1070 + ... + 1073.

It is an arithmetic number, because the mean of its divisors is an integer number (1608).

24286 is an apocalyptic number.

4286 is a deficient number, since it is larger than the sum of its proper divisors (2146).

4286 is a wasteful number, since it uses less digits than its factorization.

4286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2145.

The product of its digits is 384, while the sum is 20.

The square root of 4286 is about 65.4675492133. The cubic root of 4286 is about 16.2436661706.

The spelling of 4286 in words is "four thousand, two hundred eighty-six".

Divisors: 1 2 2143 4286