Base | Representation |
---|---|
bin | 111110001000001… |
… | …110110100100101 |
3 | 2200122100121212202 |
4 | 332020032310211 |
5 | 4113320022003 |
6 | 251233024245 |
7 | 34554534305 |
oct | 7610166445 |
9 | 2618317782 |
10 | 1042345253 |
11 | 495416464 |
12 | 2510b5085 |
13 | 137c45351 |
14 | 9c611605 |
15 | 61798088 |
hex | 3e20ed25 |
1042345253 has 2 divisors, whose sum is σ = 1042345254. Its totient is φ = 1042345252.
The previous prime is 1042345243. The next prime is 1042345277. The reversal of 1042345253 is 3525432401.
It is a happy number.
1042345253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 919423684 + 122921569 = 30322^2 + 11087^2 .
It is a cyclic number.
It is not a de Polignac number, because 1042345253 - 26 = 1042345189 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1042345243) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521172626 + 521172627.
It is an arithmetic number, because the mean of its divisors is an integer number (521172627).
Almost surely, 21042345253 is an apocalyptic number.
It is an amenable number.
1042345253 is a deficient number, since it is larger than the sum of its proper divisors (1).
1042345253 is an equidigital number, since it uses as much as digits as its factorization.
1042345253 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 14400, while the sum is 29.
The square root of 1042345253 is about 32285.3721211325. The cubic root of 1042345253 is about 1013.9204074351.
Adding to 1042345253 its reverse (3525432401), we get a palindrome (4567777654).
The spelling of 1042345253 in words is "one billion, forty-two million, three hundred forty-five thousand, two hundred fifty-three".
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