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54439296911 = 1747208732647
BaseRepresentation
bin110010101100110101…
…011011111110001111
312012111222010211010222
4302230311123332033
51342442430000121
641001543021555
73635025250226
oct625465337617
9165458124128
1054439296911
11210a662257a
12a67373a8bb
1351976b152c
1428c6157cbd
1516394920ab
hexcacd5bf8f

54439296911 has 16 divisors (see below), whose sum is σ = 58898036736. Its totient is φ = 50121273216.

The previous prime is 54439296871. The next prime is 54439297019. The reversal of 54439296911 is 11969293445.

It is a cyclic number.

It is not a de Polignac number, because 54439296911 - 214 = 54439280527 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 (54439296211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1651190 + ... + 1683836.

It is an arithmetic number, because the mean of its divisors is an integer number (3681127296).

Almost surely, 254439296911 is an apocalyptic number.

54439296911 is a deficient number, since it is larger than the sum of its proper divisors (4458739825).

54439296911 is a wasteful number, since it uses less digits than its factorization.

54439296911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34798.

The product of its digits is 2099520, while the sum is 53.

The spelling of 54439296911 in words is "fifty-four billion, four hundred thirty-nine million, two hundred ninety-six thousand, nine hundred eleven".

Divisors: 1 17 47 799 2087 32647 35479 98089 554999 1534409 1667513 26084953 68134289 1158282913 3202311583 54439296911