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444488 = 23115051
BaseRepresentation
bin1101100100001001000
3211120201112
41230201020
5103210423
613305452
73530612
oct1544110
9746645
10444488
11283a50
12195288
13127415
14b7db2
158ba78
hex6c848

444488 has 16 divisors (see below), whose sum is σ = 909360. Its totient is φ = 202000.

The previous prime is 444487. The next prime is 444517. The reversal of 444488 is 884444.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is a plaindrome in base 10.

It is a zygodrome in base 10.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 444488.

It is not an unprimeable number, because it can be changed into a prime (444487) by changing a digit.

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

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2438 + ... + 2613.

It is an arithmetic number, because the mean of its divisors is an integer number (56835).

2444488 is an apocalyptic number.

It is an amenable number.

444488 is an abundant number, since it is smaller than the sum of its proper divisors (464872).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

444488 is a wasteful number, since it uses less digits than its factorization.

444488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5068 (or 5064 counting only the distinct ones).

The product of its digits is 16384, while the sum is 32.

The square root of 444488 is about 666.6993325330. The cubic root of 444488 is about 76.3167756887.

The spelling of 444488 in words is "four hundred forty-four thousand, four hundred eighty-eight".

Divisors: 1 2 4 8 11 22 44 88 5051 10102 20204 40408 55561 111122 222244 444488