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444774412 = 22409271867
BaseRepresentation
bin11010100000101…
…011100000001100
31010222220212210101
4122200223200030
51402330240122
6112045020444
714010343255
oct3240534014
91128825711
10444774412
11209077665
12104b54724
13711ba334
14430dbb2c
15290aa027
hex1a82b80c

444774412 has 12 divisors (see below), whose sum is σ = 780261160. Its totient is φ = 221842656.

The previous prime is 444774409. The next prime is 444774419. The reversal of 444774412 is 214477444.

It is not an unprimeable number, because it can be changed into a prime (444774419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134298 + ... + 137569.

Almost surely, 2444774412 is an apocalyptic number.

It is an amenable number.

444774412 is a deficient number, since it is larger than the sum of its proper divisors (335486748).

444774412 is a wasteful number, since it uses less digits than its factorization.

444774412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272280 (or 272278 counting only the distinct ones).

The product of its digits is 100352, while the sum is 37.

The square root of 444774412 is about 21089.6754835156. The cubic root of 444774412 is about 763.3316409303.

The spelling of 444774412 in words is "four hundred forty-four million, seven hundred seventy-four thousand, four hundred twelve".

Divisors: 1 2 4 409 818 1636 271867 543734 1087468 111193603 222387206 444774412