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444201412 = 22978291381
BaseRepresentation
bin11010011110011…
…111100111000100
31010221211202210011
4122132133213010
51402203421122
6112024440004
714002435564
oct3236374704
91127752704
10444201412
11208816106
12104919004
1371049595
1442dccda4
1528ee5377
hex1a79f9c4

444201412 has 24 divisors (see below), whose sum is σ = 786883160. Its totient is φ = 219386880.

The previous prime is 444201409. The next prime is 444201431. The reversal of 444201412 is 214102444.

It can be written as a sum of positive squares in 4 ways, for example, as 61842496 + 382358916 = 7864^2 + 19554^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 320962 + ... + 322342.

Almost surely, 2444201412 is an apocalyptic number.

It is an amenable number.

444201412 is a deficient number, since it is larger than the sum of its proper divisors (342681748).

444201412 is a wasteful number, since it uses less digits than its factorization.

444201412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2311 (or 2309 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

The square root of 444201412 is about 21076.0862590757. The cubic root of 444201412 is about 763.0037016563.

Adding to 444201412 its reverse (214102444), we get a palindrome (658303856).

The spelling of 444201412 in words is "four hundred forty-four million, two hundred one thousand, four hundred twelve".

Divisors: 1 2 4 97 194 388 829 1381 1658 2762 3316 5524 80413 133957 160826 267914 321652 535828 1144849 2289698 4579396 111050353 222100706 444201412