Base | Representation |
---|---|
bin | 1101101001110001101… |
… | …1101101101101001101 |
3 | 211102102101100222121121 |
4 | 3122130123231231031 |
5 | 12320331000313111 |
6 | 255430235200541 |
7 | 22642302302155 |
oct | 3323433555515 |
9 | 742371328547 |
10 | 234552744781 |
11 | 90522a00823 |
12 | 3955b2a6151 |
13 | 1916c9975a4 |
14 | b4d1045765 |
15 | 617bb09871 |
hex | 369c6edb4d |
234552744781 has 2 divisors, whose sum is σ = 234552744782. Its totient is φ = 234552744780.
The previous prime is 234552744761. The next prime is 234552744793. The reversal of 234552744781 is 187447255432.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 124235100900 + 110317643881 = 352470^2 + 332141^2 .
It is a cyclic number.
It is not a de Polignac number, because 234552744781 - 211 = 234552742733 is a prime.
It is a super-2 number, since 2×2345527447812 (a number of 24 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (234552744761) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117276372390 + 117276372391.
It is an arithmetic number, because the mean of its divisors is an integer number (117276372391).
Almost surely, 2234552744781 is an apocalyptic number.
It is an amenable number.
234552744781 is a deficient number, since it is larger than the sum of its proper divisors (1).
234552744781 is an equidigital number, since it uses as much as digits as its factorization.
234552744781 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 7526400, while the sum is 52.
The spelling of 234552744781 in words is "two hundred thirty-four billion, five hundred fifty-two million, seven hundred forty-four thousand, seven hundred eighty-one".
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