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4265845 = 54120809
BaseRepresentation
bin10000010001011101110101
322000201122021
4100101131311
52043001340
6231233141
751154603
oct20213565
98021567
104265845
112453aa1
1215187b1
13b6488c
147d0873
15593e4a
hex411775

4265845 has 8 divisors (see below), whose sum is σ = 5244120. Its totient is φ = 3329280.

The previous prime is 4265843. The next prime is 4265881. The reversal of 4265845 is 5485624.

It can be written as a sum of positive squares in 4 ways, for example, as 34596 + 4231249 = 186^2 + 2057^2 .

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

It is not a de Polignac number, because 4265845 - 21 = 4265843 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4265845.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4265843) 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, 10200 + ... + 10609.

It is an arithmetic number, because the mean of its divisors is an integer number (655515).

Almost surely, 24265845 is an apocalyptic number.

It is an amenable number.

4265845 is a deficient number, since it is larger than the sum of its proper divisors (978275).

4265845 is a wasteful number, since it uses less digits than its factorization.

4265845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20855.

The product of its digits is 38400, while the sum is 34.

The square root of 4265845 is about 2065.3922145685. The cubic root of 4265845 is about 162.1816409997.

The spelling of 4265845 in words is "four million, two hundred sixty-five thousand, eight hundred forty-five".

Divisors: 1 5 41 205 20809 104045 853169 4265845