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54105064241 = 198012732441
BaseRepresentation
bin110010011000111010…
…011100001100110001
312011122200020001010012
4302120322130030301
51341301344023431
640504443144305
73623526313034
oct623072341461
9164580201105
1054105064241
1120a44997628
12a59b815095
135143389017
1428939d301b
151619e7022b
hexc98e9c331

54105064241 has 4 divisors (see below), whose sum is σ = 54107816484. Its totient is φ = 54102312000.

The previous prime is 54105064219. The next prime is 54105064283. The reversal of 54105064241 is 14246050145.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14246050145 = 52849210029.

It can be written as a sum of positive squares in 2 ways, for example, as 836424241 + 53268640000 = 28921^2 + 230800^2 .

It is a cyclic number.

It is not a de Polignac number, because 54105064241 - 222 = 54100869937 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 54105064198 and 54105064207.

It is not an unprimeable number, because it can be changed into a prime (54135064241) 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 3 ways as a sum of consecutive naturals, for example, 1346420 + ... + 1386021.

It is an arithmetic number, because the mean of its divisors is an integer number (13526954121).

Almost surely, 254105064241 is an apocalyptic number.

It is an amenable number.

54105064241 is a deficient number, since it is larger than the sum of its proper divisors (2752243).

54105064241 is a wasteful number, since it uses less digits than its factorization.

54105064241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2752242.

The product of its (nonzero) digits is 19200, while the sum is 32.

The spelling of 54105064241 in words is "fifty-four billion, one hundred five million, sixty-four thousand, two hundred forty-one".

Divisors: 1 19801 2732441 54105064241