Base | Representation |
---|---|
bin | 11010010110111… |
… | …000000111110111 |
3 | 1010211002022202111 |
4 | 122112320013313 |
5 | 1401201022123 |
6 | 111513551451 |
7 | 13646451265 |
oct | 3226700767 |
9 | 1124068674 |
10 | 442204663 |
11 | 2076819aa |
12 | 104115587 |
13 | 707ca784 |
14 | 42a2d435 |
15 | 28c4d90d |
hex | 1a5b81f7 |
442204663 has 4 divisors (see below), whose sum is σ = 468216720. Its totient is φ = 416192608.
The previous prime is 442204621. The next prime is 442204691. The reversal of 442204663 is 366402244.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 442204663 - 221 = 440107511 is a prime.
It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (442205663) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 13006003 + ... + 13006036.
It is an arithmetic number, because the mean of its divisors is an integer number (117054180).
Almost surely, 2442204663 is an apocalyptic number.
442204663 is a deficient number, since it is larger than the sum of its proper divisors (26012057).
442204663 is a wasteful number, since it uses less digits than its factorization.
442204663 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26012056.
The product of its (nonzero) digits is 27648, while the sum is 31.
The square root of 442204663 is about 21028.6628913966. The cubic root of 442204663 is about 761.8587139856.
The spelling of 442204663 in words is "four hundred forty-two million, two hundred four thousand, six hundred sixty-three".
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