Base | Representation |
---|---|
bin | 10011010011100000110100… |
… | …11001101110101000101011 |
3 | 12120022100202212210110110222 |
4 | 21221300122121232220223 |
5 | 21031012442311042044 |
6 | 230142044500200255 |
7 | 11641022435501525 |
oct | 1151603231565053 |
9 | 176270685713428 |
10 | 42451899705899 |
11 | 12587827735482 |
12 | 491756739908b |
13 | 1a8c2739698c8 |
14 | a6a97bc8aa15 |
15 | 4d9410b388ee |
hex | 269c1a66ea2b |
42451899705899 has 2 divisors, whose sum is σ = 42451899705900. Its totient is φ = 42451899705898.
The previous prime is 42451899705871. The next prime is 42451899705961. The reversal of 42451899705899 is 99850799815424.
42451899705899 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 42451899705899 - 216 = 42451899640363 is a prime.
It is a Sophie Germain prime.
It is not a weakly prime, because it can be changed into another prime (42451899705829) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21225949852949 + 21225949852950.
It is an arithmetic number, because the mean of its divisors is an integer number (21225949852950).
Almost surely, 242451899705899 is an apocalyptic number.
42451899705899 is a deficient number, since it is larger than the sum of its proper divisors (1).
42451899705899 is an equidigital number, since it uses as much as digits as its factorization.
42451899705899 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 2351462400, while the sum is 80.
The spelling of 42451899705899 in words is "forty-two trillion, four hundred fifty-one billion, eight hundred ninety-nine million, seven hundred five thousand, eight hundred ninety-nine".
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