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448025 = 5217921
BaseRepresentation
bin1101101011000011001
3211202120112
41231120121
5103314100
613334105
73544124
oct1553031
9752515
10448025
11286676
12197335
13128c06
14b93bb
158cb35
hex6d619

448025 has 6 divisors (see below), whose sum is σ = 555582. Its totient is φ = 358400.

The previous prime is 448013. The next prime is 448027. The reversal of 448025 is 520844.

It can be written as a sum of positive squares in 3 ways, for example, as 3136 + 444889 = 56^2 + 667^2 .

It is not a de Polignac number, because 448025 - 26 = 447961 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 448025.

It is not an unprimeable number, because it can be changed into a prime (448027) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8936 + ... + 8985.

It is an arithmetic number, because the mean of its divisors is an integer number (92597).

2448025 is an apocalyptic number.

It is an amenable number.

448025 is a deficient number, since it is larger than the sum of its proper divisors (107557).

448025 is a wasteful number, since it uses less digits than its factorization.

448025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17931 (or 17926 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 448025 is about 669.3466964137. The cubic root of 448025 is about 76.5186705963.

Adding to 448025 its reverse (520844), we get a palindrome (968869).

The spelling of 448025 in words is "four hundred forty-eight thousand, twenty-five".

Divisors: 1 5 25 17921 89605 448025