Base | Representation |
---|---|
bin | 1111000101001… |
… | …1010111101111 |
3 | 11102000201222120 |
4 | 3301103113233 |
5 | 112143143142 |
6 | 10135444023 |
7 | 1365444651 |
oct | 361232757 |
9 | 142021876 |
10 | 63256047 |
11 | 32785228 |
12 | 19226613 |
13 | 1014a01a |
14 | 85886d1 |
15 | 58477ec |
hex | 3c535ef |
63256047 has 16 divisors (see below), whose sum is σ = 87661440. Its totient is φ = 40524512.
The previous prime is 63256019. The next prime is 63256057. The reversal of 63256047 is 74065236.
It is a cyclic number.
It is not a de Polignac number, because 63256047 - 27 = 63255919 is a prime.
It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a junction number, because it is equal to n+sod(n) for n = 63255999 and 63256017.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (63256057) 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 15 ways as a sum of consecutive naturals, for example, 18148 + ... + 21350.
It is an arithmetic number, because the mean of its divisors is an integer number (5478840).
Almost surely, 263256047 is an apocalyptic number.
63256047 is a deficient number, since it is larger than the sum of its proper divisors (24405393).
63256047 is a wasteful number, since it uses less digits than its factorization.
63256047 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3462.
The product of its (nonzero) digits is 30240, while the sum is 33.
The square root of 63256047 is about 7953.3670228401. The cubic root of 63256047 is about 398.4440533393. Note that the first 3 decimals are identical.
The spelling of 63256047 in words is "sixty-three million, two hundred fifty-six thousand, forty-seven".
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