Base | Representation |
---|---|
bin | 11010110101101… |
… | …10011110000001 |
3 | 120200122102122221 |
4 | 31122312132001 |
5 | 430114031112 |
6 | 34201331041 |
7 | 5402452405 |
oct | 1532663601 |
9 | 520572587 |
10 | 225142657 |
11 | 1060a6013 |
12 | 63496a81 |
13 | 3784b40c |
14 | 21c89105 |
15 | 14b73e07 |
hex | d6b6781 |
225142657 has 2 divisors, whose sum is σ = 225142658. Its totient is φ = 225142656.
The previous prime is 225142651. The next prime is 225142663. The reversal of 225142657 is 756241522.
It is a balanced prime because it is at equal distance from previous prime (225142651) and next prime (225142663).
It can be written as a sum of positive squares in only one way, i.e., 125462401 + 99680256 = 11201^2 + 9984^2 .
It is a cyclic number.
It is not a de Polignac number, because 225142657 - 211 = 225140609 is a prime.
It is not a weakly prime, because it can be changed into another prime (225142651) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112571328 + 112571329.
It is an arithmetic number, because the mean of its divisors is an integer number (112571329).
Almost surely, 2225142657 is an apocalyptic number.
It is an amenable number.
225142657 is a deficient number, since it is larger than the sum of its proper divisors (1).
225142657 is an equidigital number, since it uses as much as digits as its factorization.
225142657 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 33600, while the sum is 34.
The square root of 225142657 is about 15004.7544798307. The cubic root of 225142657 is about 608.3487159097.
The spelling of 225142657 in words is "two hundred twenty-five million, one hundred forty-two thousand, six hundred fifty-seven".
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