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4281245 = 5856249
BaseRepresentation
bin10000010101001110011101
322001111202122
4100111032131
52043444440
6231432325
751250523
oct20251635
98044678
104281245
112464621
1215256a5
13b6b8a7
147d6313
155987b5
hex41539d

4281245 has 4 divisors (see below), whose sum is σ = 5137500. Its totient is φ = 3424992.

The previous prime is 4281227. The next prime is 4281253. The reversal of 4281245 is 5421824.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1585081 + 2696164 = 1259^2 + 1642^2 .

It is a cyclic number.

It is not a de Polignac number, because 4281245 - 218 = 4019101 is a prime.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 428120 + ... + 428129.

It is an arithmetic number, because the mean of its divisors is an integer number (1284375).

Almost surely, 24281245 is an apocalyptic number.

It is an amenable number.

4281245 is a deficient number, since it is larger than the sum of its proper divisors (856255).

4281245 is an equidigital number, since it uses as much as digits as its factorization.

4281245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 856254.

The product of its digits is 2560, while the sum is 26.

The square root of 4281245 is about 2069.1169614113. The cubic root of 4281245 is about 162.3765689905.

The spelling of 4281245 in words is "four million, two hundred eighty-one thousand, two hundred forty-five".

Divisors: 1 5 856249 4281245