Base | Representation |
---|---|
bin | 11010111011111… |
… | …00001011111111 |
3 | 120202011120120112 |
4 | 31131330023333 |
5 | 430320440021 |
6 | 34230540235 |
7 | 5412364451 |
oct | 1535741377 |
9 | 522146515 |
10 | 225952511 |
11 | 1065a9514 |
12 | 6380767b |
13 | 37a72c15 |
14 | 2201a2d1 |
15 | 14c83d5b |
hex | d77c2ff |
225952511 has 2 divisors, whose sum is σ = 225952512. Its totient is φ = 225952510.
The previous prime is 225952481. The next prime is 225952513. The reversal of 225952511 is 115259522.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-225952511 is a prime.
It is a Sophie Germain prime.
Together with 225952513, it forms a pair of twin primes.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (225952513) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112976255 + 112976256.
It is an arithmetic number, because the mean of its divisors is an integer number (112976256).
Almost surely, 2225952511 is an apocalyptic number.
225952511 is a deficient number, since it is larger than the sum of its proper divisors (1).
225952511 is an equidigital number, since it uses as much as digits as its factorization.
225952511 is an evil number, because the sum of its binary digits is even.
The product of its digits is 9000, while the sum is 32.
The square root of 225952511 is about 15031.7168347465. The cubic root of 225952511 is about 609.0772674540.
It can be divided in two parts, 2259525 and 11, that multiplied together give a triangular number (24854775 = T7050).
The spelling of 225952511 in words is "two hundred twenty-five million, nine hundred fifty-two thousand, five hundred eleven".
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