Base | Representation |
---|---|
bin | 1011111110011… |
… | …0000011111001 |
3 | 10111111201022001 |
4 | 2333212003321 |
5 | 100324203101 |
6 | 4552301001 |
7 | 1146623512 |
oct | 277460371 |
9 | 114451261 |
10 | 50225401 |
11 | 263950a6 |
12 | 149a1761 |
13 | a536b95 |
14 | 6955a09 |
15 | 4621901 |
hex | 2fe60f9 |
50225401 has 2 divisors, whose sum is σ = 50225402. Its totient is φ = 50225400.
The previous prime is 50225393. The next prime is 50225407. The reversal of 50225401 is 10452205.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 45158400 + 5067001 = 6720^2 + 2251^2 .
It is a cyclic number.
It is not a de Polignac number, because 50225401 - 23 = 50225393 is a prime.
It is a super-2 number, since 2×502254012 = 5045181811221602, which contains 22 as substring.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (50225407) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25112700 + 25112701.
It is an arithmetic number, because the mean of its divisors is an integer number (25112701).
Almost surely, 250225401 is an apocalyptic number.
It is an amenable number.
50225401 is a deficient number, since it is larger than the sum of its proper divisors (1).
50225401 is an equidigital number, since it uses as much as digits as its factorization.
50225401 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 400, while the sum is 19.
The square root of 50225401 is about 7086.9881473021. The cubic root of 50225401 is about 368.9559096661.
Adding to 50225401 its reverse (10452205), we get a palindrome (60677606).
The spelling of 50225401 in words is "fifty million, two hundred twenty-five thousand, four hundred one".
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