Base | Representation |
---|---|
bin | 110010101101001110… |
… | …000010101110001111 |
3 | 12012112102021112010101 |
4 | 302231032002232033 |
5 | 1343001102401322 |
6 | 41002333151531 |
7 | 3635134133344 |
oct | 625516025617 |
9 | 165472245111 |
10 | 54445747087 |
11 | 210aa2286a6 |
12 | a67592b5a7 |
13 | 5198b2c3c4 |
14 | 28c6d567cb |
15 | 1639d18327 |
hex | cad382b8f |
54445747087 has 2 divisors, whose sum is σ = 54445747088. Its totient is φ = 54445747086.
The previous prime is 54445747043. The next prime is 54445747171. The reversal of 54445747087 is 78074754445.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 54445747087 - 227 = 54311529359 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (54445747007) 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 as a sum of consecutive naturals, namely, 27222873543 + 27222873544.
It is an arithmetic number, because the mean of its divisors is an integer number (27222873544).
Almost surely, 254445747087 is an apocalyptic number.
54445747087 is a deficient number, since it is larger than the sum of its proper divisors (1).
54445747087 is an equidigital number, since it uses as much as digits as its factorization.
54445747087 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 17561600, while the sum is 55.
The spelling of 54445747087 in words is "fifty-four billion, four hundred forty-five million, seven hundred forty-seven thousand, eighty-seven".
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