Base | Representation |
---|---|
bin | 1111001001000… |
… | …0001011110101 |
3 | 11102111101200021 |
4 | 3302100023311 |
5 | 112224131031 |
6 | 10145045141 |
7 | 1400533120 |
oct | 362201365 |
9 | 142441607 |
10 | 63505141 |
11 | 32935397 |
12 | 193267b1 |
13 | 1020650b |
14 | 86113b7 |
15 | 5896511 |
hex | 3c902f5 |
63505141 has 8 divisors (see below), whose sum is σ = 73065600. Its totient is φ = 54066768.
The previous prime is 63505133. The next prime is 63505147. The reversal of 63505141 is 14150536.
63505141 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 63505141 - 23 = 63505133 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (63505147) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29401 + ... + 31486.
It is an arithmetic number, because the mean of its divisors is an integer number (9133200).
Almost surely, 263505141 is an apocalyptic number.
It is an amenable number.
63505141 is a deficient number, since it is larger than the sum of its proper divisors (9560459).
63505141 is a wasteful number, since it uses less digits than its factorization.
63505141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 61043.
The product of its (nonzero) digits is 1800, while the sum is 25.
The square root of 63505141 is about 7969.0112937553. The cubic root of 63505141 is about 398.9663750995.
Adding to 63505141 its reverse (14150536), we get a palindrome (77655677).
The spelling of 63505141 in words is "sixty-three million, five hundred five thousand, one hundred forty-one".
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