Base | Representation |
---|---|
bin | 1101000010110… |
… | …0011100101101 |
3 | 10210221110021201 |
4 | 3100230130231 |
5 | 103001124023 |
6 | 5232325501 |
7 | 1233003403 |
oct | 320543455 |
9 | 123843251 |
10 | 54708013 |
11 | 28976a38 |
12 | 163a3891 |
13 | b446309 |
14 | 73a1473 |
15 | 4c09bad |
hex | 342c72d |
54708013 has 2 divisors, whose sum is σ = 54708014. Its totient is φ = 54708012.
The previous prime is 54707993. The next prime is 54708041. The reversal of 54708013 is 31080745.
54708013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an a-pointer prime, because the next prime (54708041) can be obtained adding 54708013 to its sum of digits (28).
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 53260804 + 1447209 = 7298^2 + 1203^2 .
It is a cyclic number.
It is not a de Polignac number, because 54708013 - 217 = 54576941 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (54702013) 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 as a sum of consecutive naturals, namely, 27354006 + 27354007.
It is an arithmetic number, because the mean of its divisors is an integer number (27354007).
Almost surely, 254708013 is an apocalyptic number.
It is an amenable number.
54708013 is a deficient number, since it is larger than the sum of its proper divisors (1).
54708013 is an equidigital number, since it uses as much as digits as its factorization.
54708013 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 3360, while the sum is 28.
The square root of 54708013 is about 7396.4865307793. The cubic root of 54708013 is about 379.6210742563.
Adding to 54708013 its reverse (31080745), we get a palindrome (85788758).
The spelling of 54708013 in words is "fifty-four million, seven hundred eight thousand, thirteen".
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