Base | Representation |
---|---|
bin | 11101100011000011011… |
… | …11001001001100001111 |
3 | 10121001112122210211122022 |
4 | 32301201233021030033 |
5 | 113113214004431343 |
6 | 2054222250240355 |
7 | 133230614604314 |
oct | 16614157111417 |
9 | 3531478724568 |
10 | 1015252030223 |
11 | 361625337a52 |
12 | 144919a260bb |
13 | 749790b83b2 |
14 | 371d1d14d0b |
15 | 1b620761568 |
hex | ec61bc930f |
1015252030223 has 2 divisors, whose sum is σ = 1015252030224. Its totient is φ = 1015252030222.
The previous prime is 1015252030189. The next prime is 1015252030231. The reversal of 1015252030223 is 3220302525101.
It is a happy number.
It is a strong prime.
It is an emirp because it is prime and its reverse (3220302525101) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 1015252030223 - 228 = 1014983594767 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1015252030192 and 1015252030201.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1015252030123) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 507626015111 + 507626015112.
It is an arithmetic number, because the mean of its divisors is an integer number (507626015112).
Almost surely, 21015252030223 is an apocalyptic number.
1015252030223 is a deficient number, since it is larger than the sum of its proper divisors (1).
1015252030223 is an equidigital number, since it uses as much as digits as its factorization.
1015252030223 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 3600, while the sum is 26.
Adding to 1015252030223 its reverse (3220302525101), we get a palindrome (4235554555324).
The spelling of 1015252030223 in words is "one trillion, fifteen billion, two hundred fifty-two million, thirty thousand, two hundred twenty-three".
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