Base | Representation |
---|---|
bin | 11000101010111010111100… |
… | …01110000001100011010011 |
3 | 21010002101010020221101002122 |
4 | 30111131132032001203103 |
5 | 24102323142014303301 |
6 | 311214413045404455 |
7 | 14266346046623240 |
oct | 1425353616014323 |
9 | 233071106841078 |
10 | 54251312650451 |
11 | 16316941731694 |
12 | 6102326a0972b |
13 | 2436b52524627 |
14 | d57ac58105c7 |
15 | 641303cc281b |
hex | 31575e3818d3 |
54251312650451 has 16 divisors (see below), whose sum is σ = 62777544442368. Its totient is φ = 45919610467200.
The previous prime is 54251312650417. The next prime is 54251312650471. The reversal of 54251312650451 is 15405621315245.
It is a happy number.
54251312650451 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-54251312650451 is a prime.
It is not an unprimeable number, because it can be changed into a prime (54251312650471) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20349215 + ... + 22860296.
It is an arithmetic number, because the mean of its divisors is an integer number (3923596527648).
Almost surely, 254251312650451 is an apocalyptic number.
54251312650451 is a deficient number, since it is larger than the sum of its proper divisors (8526231791917).
54251312650451 is a wasteful number, since it uses less digits than its factorization.
54251312650451 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 43211762.
The product of its (nonzero) digits is 720000, while the sum is 44.
Adding to 54251312650451 its reverse (15405621315245), we get a palindrome (69656933965696).
The spelling of 54251312650451 in words is "fifty-four trillion, two hundred fifty-one billion, three hundred twelve million, six hundred fifty thousand, four hundred fifty-one".
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