Base | Representation |
---|---|
bin | 1111001000000… |
… | …0110101000011 |
3 | 11102101012101201 |
4 | 3302000311003 |
5 | 112220122433 |
6 | 10143442031 |
7 | 1400151544 |
oct | 362006503 |
9 | 142335351 |
10 | 63442243 |
11 | 328a2107 |
12 | 192b6317 |
13 | 101b39b7 |
14 | 85d64cb |
15 | 5882a7d |
hex | 3c80d43 |
63442243 has 4 divisors (see below), whose sum is σ = 64917688. Its totient is φ = 61966800.
The previous prime is 63442231. The next prime is 63442259. The reversal of 63442243 is 34224436.
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 63442243 - 213 = 63434051 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (63442943) 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, 737658 + ... + 737743.
It is an arithmetic number, because the mean of its divisors is an integer number (16229422).
Almost surely, 263442243 is an apocalyptic number.
63442243 is a deficient number, since it is larger than the sum of its proper divisors (1475445).
63442243 is a wasteful number, since it uses less digits than its factorization.
63442243 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1475444.
The product of its digits is 13824, while the sum is 28.
The square root of 63442243 is about 7965.0639043262. The cubic root of 63442243 is about 398.8346142374.
Adding to 63442243 its reverse (34224436), we get a palindrome (97666679).
The spelling of 63442243 in words is "sixty-three million, four hundred forty-two thousand, two hundred forty-three".
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