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54114749769 = 318038249923
BaseRepresentation
bin110010011001011111…
…011000110101001001
312011200100110010011110
4302121133120311021
51341311333443034
640505430520533
73624004532523
oct623137306511
9164610403143
1054114749769
1120a4a4024a3
12a5a2b06149
13514539a6c2
142894dd4a13
15161ac34de9
hexc997d8d49

54114749769 has 4 divisors (see below), whose sum is σ = 72152999696. Its totient is φ = 36076499844.

The previous prime is 54114749749. The next prime is 54114749797. The reversal of 54114749769 is 96794741145.

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.

It is not a de Polignac number, because 54114749769 - 211 = 54114747721 is a prime.

It is a super-2 number, since 2×541147497692 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54114749749) 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, 9019124959 + ... + 9019124964.

It is an arithmetic number, because the mean of its divisors is an integer number (18038249924).

Almost surely, 254114749769 is an apocalyptic number.

It is an amenable number.

54114749769 is a deficient number, since it is larger than the sum of its proper divisors (18038249927).

54114749769 is a wasteful number, since it uses less digits than its factorization.

54114749769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18038249926.

The product of its digits is 7620480, while the sum is 57.

The spelling of 54114749769 in words is "fifty-four billion, one hundred fourteen million, seven hundred forty-nine thousand, seven hundred sixty-nine".

Divisors: 1 3 18038249923 54114749769