Base | Representation |
---|---|
bin | 1100001111000… |
… | …0010110101101 |
3 | 10120120010111211 |
4 | 3003300112231 |
5 | 101114104031 |
6 | 5031514421 |
7 | 1162115512 |
oct | 303602655 |
9 | 116503454 |
10 | 51316141 |
11 | 26a6a638 |
12 | 15228a11 |
13 | a8294a6 |
14 | 6b5b309 |
15 | 4789bb1 |
hex | 30f05ad |
51316141 has 2 divisors, whose sum is σ = 51316142. Its totient is φ = 51316140.
The previous prime is 51316123. The next prime is 51316147. The reversal of 51316141 is 14161315.
51316141 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 38564100 + 12752041 = 6210^2 + 3571^2 .
It is a cyclic number.
It is not a de Polignac number, because 51316141 - 29 = 51315629 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (51316147) 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, 25658070 + 25658071.
It is an arithmetic number, because the mean of its divisors is an integer number (25658071).
Almost surely, 251316141 is an apocalyptic number.
It is an amenable number.
51316141 is a deficient number, since it is larger than the sum of its proper divisors (1).
51316141 is an equidigital number, since it uses as much as digits as its factorization.
51316141 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 360, while the sum is 22.
The square root of 51316141 is about 7163.5285299913. The cubic root of 51316141 is about 371.6076648505.
Adding to 51316141 its reverse (14161315), we get a palindrome (65477456).
The spelling of 51316141 in words is "fifty-one million, three hundred sixteen thousand, one hundred forty-one".
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