Search a number
-
+
54948457 is a prime number
BaseRepresentation
bin1101000110011…
…1001001101001
310211101200010001
43101213021221
5103031322312
65241423001
71235024404
oct321471151
9124350101
1054948457
1129020653
121649aa61
13b4cb8a5
147424d3b
154c56057
hex3467269

54948457 has 2 divisors, whose sum is σ = 54948458. Its totient is φ = 54948456.

The previous prime is 54948427. The next prime is 54948469. The reversal of 54948457 is 75484945.

54948457 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., 30702681 + 24245776 = 5541^2 + 4924^2 .

It is a cyclic number.

It is not a de Polignac number, because 54948457 - 27 = 54948329 is a prime.

It is not a weakly prime, because it can be changed into another prime (54948427) 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, 27474228 + 27474229.

It is an arithmetic number, because the mean of its divisors is an integer number (27474229).

Almost surely, 254948457 is an apocalyptic number.

It is an amenable number.

54948457 is a deficient number, since it is larger than the sum of its proper divisors (1).

54948457 is an equidigital number, since it uses as much as digits as its factorization.

54948457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 806400, while the sum is 46.

The square root of 54948457 is about 7412.7226442111. The cubic root of 54948457 is about 380.1764116263.

The spelling of 54948457 in words is "fifty-four million, nine hundred forty-eight thousand, four hundred fifty-seven".