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54134456071 = 181492982779
BaseRepresentation
bin110010011010101010…
…100011111100000111
312011201201112022010111
4302122222203330013
51341331410043241
640511413133451
73624334166353
oct623252437407
9164651468114
1054134456071
1120a5a5420a3
12a5a962a287
1351494aa237
142897884463
15161c828c81
hexc9aaa3f07

54134456071 has 4 divisors (see below), whose sum is σ = 54137457000. Its totient is φ = 54131455144.

The previous prime is 54134456011. The next prime is 54134456093. The reversal of 54134456071 is 17065443145.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 54134456071 - 215 = 54134423303 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 (54134456011) 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 3 ways as a sum of consecutive naturals, for example, 1473241 + ... + 1509538.

It is an arithmetic number, because the mean of its divisors is an integer number (13534364250).

Almost surely, 254134456071 is an apocalyptic number.

54134456071 is a deficient number, since it is larger than the sum of its proper divisors (3000929).

54134456071 is a wasteful number, since it uses less digits than its factorization.

54134456071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3000928.

The product of its (nonzero) digits is 201600, while the sum is 40.

The spelling of 54134456071 in words is "fifty-four billion, one hundred thirty-four million, four hundred fifty-six thousand, seventy-one".

Divisors: 1 18149 2982779 54134456071