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54134233 = 149363317
BaseRepresentation
bin1100111010000…
…0010111011001
310202212022012121
43032200113121
5102324243413
65212141241
71225063516
oct316402731
9122768177
1054134233
112861493a
1216167821
13b2a50ba
14729230d
154b44b8d
hex33a05d9

54134233 has 4 divisors (see below), whose sum is σ = 54497700. Its totient is φ = 53770768.

The previous prime is 54134209. The next prime is 54134251. The reversal of 54134233 is 33243145.

54134233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 32353344 + 21780889 = 5688^2 + 4667^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-54134233 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54134198 and 54134207.

It is not an unprimeable number, because it can be changed into a prime (54134533) 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 in 3 ways as a sum of consecutive naturals, for example, 181510 + ... + 181807.

It is an arithmetic number, because the mean of its divisors is an integer number (13624425).

Almost surely, 254134233 is an apocalyptic number.

It is an amenable number.

54134233 is a deficient number, since it is larger than the sum of its proper divisors (363467).

54134233 is a wasteful number, since it uses less digits than its factorization.

54134233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363466.

The product of its digits is 4320, while the sum is 25.

The square root of 54134233 is about 7357.5969582466. The cubic root of 54134233 is about 378.2892465248.

Adding to 54134233 its reverse (33243145), we get a palindrome (87377378).

The spelling of 54134233 in words is "fifty-four million, one hundred thirty-four thousand, two hundred thirty-three".

Divisors: 1 149 363317 54134233