Base | Representation |
---|---|
bin | 10010101010110111… |
… | …00101111100111101 |
3 | 221212112110220110122 |
4 | 21111123211330331 |
5 | 131011421400133 |
6 | 4334332344325 |
7 | 503246026445 |
oct | 112533457475 |
9 | 27775426418 |
10 | 10023231293 |
11 | 4283942029 |
12 | 1b389150a5 |
13 | c397625ba |
14 | 6b128d125 |
15 | 3d9e4b498 |
hex | 2556e5f3d |
10023231293 has 2 divisors, whose sum is σ = 10023231294. Its totient is φ = 10023231292.
The previous prime is 10023231221. The next prime is 10023231299. The reversal of 10023231293 is 39213232001.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 7725179449 + 2298051844 = 87893^2 + 47938^2 .
It is an emirp because it is prime and its reverse (39213232001) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 10023231293 - 220 = 10022182717 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (10023231299) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5011615646 + 5011615647.
It is an arithmetic number, because the mean of its divisors is an integer number (5011615647).
Almost surely, 210023231293 is an apocalyptic number.
It is an amenable number.
10023231293 is a deficient number, since it is larger than the sum of its proper divisors (1).
10023231293 is an equidigital number, since it uses as much as digits as its factorization.
10023231293 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1944, while the sum is 26.
Adding to 10023231293 its reverse (39213232001), we get a palindrome (49236463294).
The spelling of 10023231293 in words is "ten billion, twenty-three million, two hundred thirty-one thousand, two hundred ninety-three".
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