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54124420051 = 1336711134137
BaseRepresentation
bin110010011010000100…
…010001101111010011
312011201000122102022001
4302122010101233103
51341321322420201
640510414054431
73624152660002
oct623204215723
9164630572261
1054124420051
1120a54907969
12a5a61aa417
1351473a5170
1428963d0c39
15161b9e5301
hexc9a111bd3

54124420051 has 8 divisors (see below), whose sum is σ = 58303766304. Its totient is φ = 49947349440.

The previous prime is 54124419949. The next prime is 54124420061. The reversal of 54124420051 is 15002442145.

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

It is a cyclic number.

It is not a de Polignac number, because 54124420051 - 217 = 54124288979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54124420061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 519346 + ... + 614791.

It is an arithmetic number, because the mean of its divisors is an integer number (7287970788).

Almost surely, 254124420051 is an apocalyptic number.

54124420051 is a deficient number, since it is larger than the sum of its proper divisors (4179346253).

54124420051 is a wasteful number, since it uses less digits than its factorization.

54124420051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1137821.

The product of its (nonzero) digits is 6400, while the sum is 28.

Adding to 54124420051 its reverse (15002442145), we get a palindrome (69126862196).

The spelling of 54124420051 in words is "fifty-four billion, one hundred twenty-four million, four hundred twenty thousand, fifty-one".

Divisors: 1 13 3671 47723 1134137 14743781 4163416927 54124420051