Search a number
-
+
54144277 = 1123214009
BaseRepresentation
bin1100111010001…
…0110100010101
310202212210222121
43032202310111
5102330104102
65212255541
71225135015
oct316426425
9122783877
1054144277
1128621440
12161715b1
13b2a9845
147295c45
154b47b37
hex33a2d15

54144277 has 8 divisors (see below), whose sum is σ = 61634880. Its totient is φ = 47081760.

The previous prime is 54144263. The next prime is 54144287. The reversal of 54144277 is 77244145.

It is a happy number.

54144277 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 54144277 - 215 = 54111509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54144227) 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 7 ways as a sum of consecutive naturals, for example, 106752 + ... + 107257.

It is an arithmetic number, because the mean of its divisors is an integer number (7704360).

Almost surely, 254144277 is an apocalyptic number.

It is an amenable number.

54144277 is a deficient number, since it is larger than the sum of its proper divisors (7490603).

54144277 is a wasteful number, since it uses less digits than its factorization.

54144277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214043.

The product of its digits is 31360, while the sum is 34.

The square root of 54144277 is about 7358.2794864017. The cubic root of 54144277 is about 378.3126408541.

The spelling of 54144277 in words is "fifty-four million, one hundred forty-four thousand, two hundred seventy-seven".

Divisors: 1 11 23 253 214009 2354099 4922207 54144277