Base | Representation |
---|---|
bin | 101101110101111111… |
… | …110001110110110001 |
3 | 11201001112012012202221 |
4 | 231311333301312301 |
5 | 1301302404400214 |
6 | 34340251241041 |
7 | 3361552410445 |
oct | 556577616661 |
9 | 151045165687 |
10 | 49224293809 |
11 | 1996a915559 |
12 | 9659149181 |
13 | 4846144792 |
14 | 254d6ca825 |
15 | 143171ae24 |
hex | b75ff1db1 |
49224293809 has 2 divisors, whose sum is σ = 49224293810. Its totient is φ = 49224293808.
The previous prime is 49224293777. The next prime is 49224293819. The reversal of 49224293809 is 90839242294.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 39423293809 + 9801000000 = 198553^2 + 99000^2 .
It is a cyclic number.
It is not a de Polignac number, because 49224293809 - 25 = 49224293777 is a prime.
It is a super-2 number, since 2×492242938092 (a number of 22 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (49224293819) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24612146904 + 24612146905.
It is an arithmetic number, because the mean of its divisors is an integer number (24612146905).
Almost surely, 249224293809 is an apocalyptic number.
It is an amenable number.
49224293809 is a deficient number, since it is larger than the sum of its proper divisors (1).
49224293809 is an equidigital number, since it uses as much as digits as its factorization.
49224293809 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2239488, while the sum is 52.
The spelling of 49224293809 in words is "forty-nine billion, two hundred twenty-four million, two hundred ninety-three thousand, eight hundred nine".
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