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4283845 = 52813049
BaseRepresentation
bin10000010101110111000101
322001122022221
4100111313011
52044040340
6231452341
751261226
oct20256705
98048287
104283845
112466575
1215270b1
13b6cb27
147d724d
1559944a
hex415dc5

4283845 has 8 divisors (see below), whose sum is σ = 5160600. Its totient is φ = 3413760.

The previous prime is 4283843. The next prime is 4283849. The reversal of 4283845 is 5483824.

It can be written as a sum of positive squares in 4 ways, for example, as 146689 + 4137156 = 383^2 + 2034^2 .

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

It is not a de Polignac number, because 4283845 - 21 = 4283843 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4283845.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4283843) 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, 120 + ... + 2929.

It is an arithmetic number, because the mean of its divisors is an integer number (645075).

Almost surely, 24283845 is an apocalyptic number.

It is an amenable number.

4283845 is a deficient number, since it is larger than the sum of its proper divisors (876755).

4283845 is a wasteful number, since it uses less digits than its factorization.

4283845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3335.

The product of its digits is 30720, while the sum is 34.

The square root of 4283845 is about 2069.7451533945. The cubic root of 4283845 is about 162.4094327676.

The spelling of 4283845 in words is "four million, two hundred eighty-three thousand, eight hundred forty-five".

Divisors: 1 5 281 1405 3049 15245 856769 4283845