Base | Representation |
---|---|
bin | 1000010110001011… |
… | …0101100110010001 |
3 | 12210010220022011112 |
4 | 2011202311212101 |
5 | 14042032032121 |
6 | 1010153423105 |
7 | 106343645162 |
oct | 20542654621 |
9 | 5703808145 |
10 | 2240502161 |
11 | a4a783487 |
12 | 52640aa95 |
13 | 299242931 |
14 | 1737c1769 |
15 | d1a6c75b |
hex | 858b5991 |
2240502161 has 2 divisors, whose sum is σ = 2240502162. Its totient is φ = 2240502160.
The previous prime is 2240502119. The next prime is 2240502163. The reversal of 2240502161 is 1612050422.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1442100625 + 798401536 = 37975^2 + 28256^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2240502161 is a prime.
Together with 2240502163, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (2240502163) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1120251080 + 1120251081.
It is an arithmetic number, because the mean of its divisors is an integer number (1120251081).
Almost surely, 22240502161 is an apocalyptic number.
It is an amenable number.
2240502161 is a deficient number, since it is larger than the sum of its proper divisors (1).
2240502161 is an equidigital number, since it uses as much as digits as its factorization.
2240502161 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 960, while the sum is 23.
The square root of 2240502161 is about 47333.9430113317. The cubic root of 2240502161 is about 1308.5242906944.
Adding to 2240502161 its reverse (1612050422), we get a palindrome (3852552583).
The spelling of 2240502161 in words is "two billion, two hundred forty million, five hundred two thousand, one hundred sixty-one".
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