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444339284 = 22111084821
BaseRepresentation
bin11010011111000…
…001010001010100
31010222002202220112
4122133001101110
51402222324114
6112031422152
714003551544
oct3237012124
91128082815
10444339284
112088aa754
12104984958
137109726c
1443027324
152902113e
hex1a7c1454

444339284 has 6 divisors (see below), whose sum is σ = 777593754. Its totient is φ = 222169640.

The previous prime is 444339223. The next prime is 444339341. The reversal of 444339284 is 482933444.

It can be written as a sum of positive squares in only one way, i.e., 443944900 + 394384 = 21070^2 + 628^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55542407 + ... + 55542414.

It is an arithmetic number, because the mean of its divisors is an integer number (129598959).

Almost surely, 2444339284 is an apocalyptic number.

It is an amenable number.

444339284 is a deficient number, since it is larger than the sum of its proper divisors (333254470).

444339284 is a wasteful number, since it uses less digits than its factorization.

444339284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111084825 (or 111084823 counting only the distinct ones).

The product of its digits is 331776, while the sum is 41.

The square root of 444339284 is about 21079.3568213074. The cubic root of 444339284 is about 763.0826342919.

The spelling of 444339284 in words is "four hundred forty-four million, three hundred thirty-nine thousand, two hundred eighty-four".

Divisors: 1 2 4 111084821 222169642 444339284