Base | Representation |
---|---|
bin | 1111000011011… |
… | …1110111111111 |
3 | 11101211000111022 |
4 | 3300313313333 |
5 | 112131042143 |
6 | 10133214355 |
7 | 1364465420 |
oct | 360676777 |
9 | 141730438 |
10 | 63143423 |
11 | 32708652 |
12 | 191913bb |
13 | 1010a995 |
14 | 8559647 |
15 | 5824268 |
hex | 3c37dff |
63143423 has 16 divisors (see below), whose sum is σ = 78479424. Its totient is φ = 49559040.
The previous prime is 63143417. The next prime is 63143447. The reversal of 63143423 is 32434136.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 63143423 - 214 = 63127039 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 63143392 and 63143401.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (63143473) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2768 + ... + 11573.
It is an arithmetic number, because the mean of its divisors is an integer number (4904964).
Almost surely, 263143423 is an apocalyptic number.
63143423 is a deficient number, since it is larger than the sum of its proper divisors (15336001).
63143423 is a wasteful number, since it uses less digits than its factorization.
63143423 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14402.
The product of its digits is 5184, while the sum is 26.
The square root of 63143423 is about 7946.2835967514. The cubic root of 63143423 is about 398.2074434356.
Adding to 63143423 its reverse (32434136), we get a palindrome (95577559).
The spelling of 63143423 in words is "sixty-three million, one hundred forty-three thousand, four hundred twenty-three".
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