Base | Representation |
---|---|
bin | 11010011010011… |
… | …101010100010100 |
3 | 1010212212000112011 |
4 | 122122131110110 |
5 | 1401421042234 |
6 | 111550034004 |
7 | 13660441252 |
oct | 3232352424 |
9 | 1125760464 |
10 | 443143444 |
11 | 208163257 |
12 | 1044a8904 |
13 | 70a68b73 |
14 | 42bd55d2 |
15 | 28d86b64 |
hex | 1a69d514 |
443143444 has 6 divisors (see below), whose sum is σ = 775501034. Its totient is φ = 221571720.
The previous prime is 443143417. The next prime is 443143451. The reversal of 443143444 is 444341344.
It can be written as a sum of positive squares in only one way, i.e., 275958544 + 167184900 = 16612^2 + 12930^2 .
It is a super-2 number, since 2×4431434442 = 392752223920362272, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55392927 + ... + 55392934.
Almost surely, 2443143444 is an apocalyptic number.
It is an amenable number.
443143444 is a deficient number, since it is larger than the sum of its proper divisors (332357590).
443143444 is a wasteful number, since it uses less digits than its factorization.
443143444 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 110785865 (or 110785863 counting only the distinct ones).
The product of its digits is 36864, while the sum is 31.
The square root of 443143444 is about 21050.9725191023. The cubic root of 443143444 is about 762.3974637361.
Adding to 443143444 its reverse (444341344), we get a palindrome (887484788).
The spelling of 443143444 in words is "four hundred forty-three million, one hundred forty-three thousand, four hundred forty-four".
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