Base | Representation |
---|---|
bin | 1000010010010011… |
… | …0011111101001101 |
3 | 12202000022020010012 |
4 | 2010210303331031 |
5 | 14023401230014 |
6 | 1004413123005 |
7 | 106055515016 |
oct | 20444637515 |
9 | 5660266105 |
10 | 2224242509 |
11 | a41588355 |
12 | 520a89465 |
13 | 295a6bb38 |
14 | 17158c00d |
15 | d0409c3e |
hex | 84933f4d |
2224242509 has 2 divisors, whose sum is σ = 2224242510. Its totient is φ = 2224242508.
The previous prime is 2224242499. The next prime is 2224242541. The reversal of 2224242509 is 9052424222.
2224242509 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an a-pointer prime, because the next prime (2224242541) can be obtained adding 2224242509 to its sum of digits (32).
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 2026980484 + 197262025 = 45022^2 + 14045^2 .
It is a cyclic number.
It is not a de Polignac number, because 2224242509 - 216 = 2224176973 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2224242409) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1112121254 + 1112121255.
It is an arithmetic number, because the mean of its divisors is an integer number (1112121255).
Almost surely, 22224242509 is an apocalyptic number.
It is an amenable number.
2224242509 is a deficient number, since it is larger than the sum of its proper divisors (1).
2224242509 is an equidigital number, since it uses as much as digits as its factorization.
2224242509 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 23040, while the sum is 32.
The square root of 2224242509 is about 47161.8755882333. The cubic root of 2224242509 is about 1305.3512183760.
The spelling of 2224242509 in words is "two billion, two hundred twenty-four million, two hundred forty-two thousand, five hundred nine".
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