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54027313 = 244722079
BaseRepresentation
bin1100111000011…
…0010000110001
310202122212112121
43032012100301
5102312333223
65205554241
71224140014
oct316062061
9122585477
1054027313
112855157a
1216115981
13b268532
14726537b
154b2315d
hex3386431

54027313 has 4 divisors (see below), whose sum is σ = 54051840. Its totient is φ = 54002788.

The previous prime is 54027287. The next prime is 54027331. The reversal of 54027313 is 31372045.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 31372045 = 56274409.

It is a cyclic number.

It is not a de Polignac number, because 54027313 - 29 = 54026801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54027613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8593 + ... + 13486.

It is an arithmetic number, because the mean of its divisors is an integer number (13512960).

Almost surely, 254027313 is an apocalyptic number.

It is an amenable number.

54027313 is a deficient number, since it is larger than the sum of its proper divisors (24527).

54027313 is a wasteful number, since it uses less digits than its factorization.

54027313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24526.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 54027313 is about 7350.3274076738. The cubic root of 54027313 is about 378.0400305674.

Adding to 54027313 its reverse (31372045), we get a palindrome (85399358).

The spelling of 54027313 in words is "fifty-four million, twenty-seven thousand, three hundred thirteen".

Divisors: 1 2447 22079 54027313