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444244 = 221747139
BaseRepresentation
bin1101100011101010100
3211120101111
41230131110
5103203434
613304404
73530113
oct1543524
9746344
10444244
11283849
12195104
13127288
14b7c7a
158b964
hex6c754

444244 has 24 divisors (see below), whose sum is σ = 846720. Its totient is φ = 203136.

The previous prime is 444209. The next prime is 444253. The reversal of 444244 is 442444.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3127 + ... + 3265.

It is an arithmetic number, because the mean of its divisors is an integer number (35280).

2444244 is an apocalyptic number.

It is an amenable number.

444244 is a deficient number, since it is larger than the sum of its proper divisors (402476).

444244 is a wasteful number, since it uses less digits than its factorization.

444244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207 (or 205 counting only the distinct ones).

The product of its digits is 2048, while the sum is 22.

The square root of 444244 is about 666.5163163794. The cubic root of 444244 is about 76.3028085312.

Adding to 444244 its reverse (442444), we get a palindrome (886688).

The spelling of 444244 in words is "four hundred forty-four thousand, two hundred forty-four", and thus it is an iban number.

Divisors: 1 2 4 17 34 47 68 94 139 188 278 556 799 1598 2363 3196 4726 6533 9452 13066 26132 111061 222122 444244