Base | Representation |
---|---|
bin | 110010111001010010… |
… | …101010010111100101 |
3 | 12020001112101111102102 |
4 | 302321102222113211 |
5 | 1343404430102040 |
6 | 41034410221445 |
7 | 3643143520013 |
oct | 627122522745 |
9 | 166045344372 |
10 | 54648284645 |
11 | 211a3594109 |
12 | a711724885 |
13 | 51cba94706 |
14 | 2905bd98b3 |
15 | 164c9c4515 |
hex | cb94aa5e5 |
54648284645 has 4 divisors (see below), whose sum is σ = 65577941580. Its totient is φ = 43718627712.
The previous prime is 54648284641. The next prime is 54648284651.
54648284645 is nontrivially palindromic in base 10.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 27478366756 + 27169917889 = 165766^2 + 164833^2 .
It is a cyclic number.
It is not a de Polignac number, because 54648284645 - 22 = 54648284641 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54648284641) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5464828460 + ... + 5464828469.
It is an arithmetic number, because the mean of its divisors is an integer number (16394485395).
Almost surely, 254648284645 is an apocalyptic number.
It is an amenable number.
54648284645 is a deficient number, since it is larger than the sum of its proper divisors (10929656935).
54648284645 is a wasteful number, since it uses less digits than its factorization.
54648284645 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10929656934.
The product of its digits is 29491200, while the sum is 56.
The spelling of 54648284645 in words is "fifty-four billion, six hundred forty-eight million, two hundred eighty-four thousand, six hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •