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444661204 = 221320694133
BaseRepresentation
bin11010100000001…
…111110111010100
31010222201010111111
4122200033313110
51402313124304
6112042344404
714006362231
oct3240176724
91128633444
10444661204
11208aaa5a9
12104abb104
137117a950
14430ac788
1529086704
hex1a80fdd4

444661204 has 24 divisors (see below), whose sum is σ = 838623240. Its totient is φ = 205079424.

The previous prime is 444661193. The next prime is 444661211. The reversal of 444661204 is 402166444.

It can be written as a sum of positive squares in 4 ways, for example, as 7851204 + 436810000 = 2802^2 + 20900^2 .

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, 105522 + ... + 109654.

It is an arithmetic number, because the mean of its divisors is an integer number (34942635).

Almost surely, 2444661204 is an apocalyptic number.

It is an amenable number.

444661204 is a deficient number, since it is larger than the sum of its proper divisors (393962036).

444661204 is a wasteful number, since it uses less digits than its factorization.

444661204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6219 (or 6217 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 31.

The square root of 444661204 is about 21086.9913453769. The cubic root of 444661204 is about 763.2668720806.

The spelling of 444661204 in words is "four hundred forty-four million, six hundred sixty-one thousand, two hundred four".

Divisors: 1 2 4 13 26 52 2069 4133 4138 8266 8276 16532 26897 53729 53794 107458 107588 214916 8551177 17102354 34204708 111165301 222330602 444661204