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54054013321 = 7211100285739
BaseRepresentation
bin110010010101110111…
…101100100110001001
312011112010011101102101
4302111313230212021
51341200311411241
640455421033401
73622336350400
oct622567544611
9164463141371
1054054013321
1120a19099290
12a5866b5861
135135923489
14288ad04637
151615738e31
hexc95dec989

54054013321 has 12 divisors (see below), whose sum is σ = 68595446160. Its totient is φ = 42120009960.

The previous prime is 54054013253. The next prime is 54054013357. The reversal of 54054013321 is 12331045045.

It is not a de Polignac number, because 54054013321 - 215 = 54053980553 is a prime.

It is a super-2 number, since 2×540540133212 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 54054013321.

It is not an unprimeable number, because it can be changed into a prime (54054013361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50142331 + ... + 50143408.

It is an arithmetic number, because the mean of its divisors is an integer number (5716287180).

Almost surely, 254054013321 is an apocalyptic number.

It is an amenable number.

54054013321 is a deficient number, since it is larger than the sum of its proper divisors (14541432839).

54054013321 is a wasteful number, since it uses less digits than its factorization.

54054013321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100285764 (or 100285757 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 54054013321 its reverse (12331045045), we get a palindrome (66385058366).

The spelling of 54054013321 in words is "fifty-four billion, fifty-four million, thirteen thousand, three hundred twenty-one".

Divisors: 1 7 11 49 77 539 100285739 702000173 1103143129 4914001211 7722001903 54054013321