Base | Representation |
---|---|
bin | 11010110110101… |
… | …10010010111011 |
3 | 120200220001111011 |
4 | 31123112102323 |
5 | 430132214034 |
6 | 34204214351 |
7 | 5403534436 |
oct | 1533262273 |
9 | 520801434 |
10 | 225273019 |
11 | 106184a54 |
12 | 6353a3b7 |
13 | 3789585a |
14 | 21cc081d |
15 | 14b9c864 |
hex | d6d64bb |
225273019 has 2 divisors, whose sum is σ = 225273020. Its totient is φ = 225273018.
The previous prime is 225273011. The next prime is 225273023. The reversal of 225273019 is 910372522.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 225273019 - 23 = 225273011 is a prime.
It is a super-2 number, since 2×2252730192 = 101495866178748722, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (225273011) 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 as a sum of consecutive naturals, namely, 112636509 + 112636510.
It is an arithmetic number, because the mean of its divisors is an integer number (112636510).
Almost surely, 2225273019 is an apocalyptic number.
225273019 is a deficient number, since it is larger than the sum of its proper divisors (1).
225273019 is an equidigital number, since it uses as much as digits as its factorization.
225273019 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 7560, while the sum is 31.
The square root of 225273019 is about 15009.0978742894. The cubic root of 225273019 is about 608.4661085217.
The spelling of 225273019 in words is "two hundred twenty-five million, two hundred seventy-three thousand, nineteen".
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