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445035412 = 22397280249
BaseRepresentation
bin11010100001101…
…011001110010100
31011000102010211001
4122201223032110
51402412113122
6112054353044
714012511223
oct3241531624
91130363731
10445035412
11209235768
1210505b784
137127c083
1443168cba
152910c527
hex1a86b394

445035412 has 12 divisors (see below), whose sum is σ = 780776500. Its totient is φ = 221956416.

The previous prime is 445035341. The next prime is 445035431. The reversal of 445035412 is 214530544.

It can be written as a sum of positive squares in 2 ways, for example, as 366109956 + 78925456 = 19134^2 + 8884^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138537 + ... + 141712.

Almost surely, 2445035412 is an apocalyptic number.

It is an amenable number.

445035412 is a deficient number, since it is larger than the sum of its proper divisors (335741088).

445035412 is a wasteful number, since it uses less digits than its factorization.

445035412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280650 (or 280648 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 445035412 is about 21095.8624379284. The cubic root of 445035412 is about 763.4809230498.

Adding to 445035412 its reverse (214530544), we get a palindrome (659565956).

The spelling of 445035412 in words is "four hundred forty-five million, thirty-five thousand, four hundred twelve".

Divisors: 1 2 4 397 794 1588 280249 560498 1120996 111258853 222517706 445035412