Base | Representation |
---|---|
bin | 1110101110111100011… |
… | …1100100011111101001 |
3 | 220012100100122021011101 |
4 | 3223233013210133221 |
5 | 13121342134423111 |
6 | 312140500401401 |
7 | 24200355105565 |
oct | 3535707443751 |
9 | 805310567141 |
10 | 253119842281 |
11 | 983906089a9 |
12 | 410813a6261 |
13 | 1ab3b543607 |
14 | c372cd26a5 |
15 | 68b6b81bc1 |
hex | 3aef1e47e9 |
253119842281 has 2 divisors, whose sum is σ = 253119842282. Its totient is φ = 253119842280.
The previous prime is 253119842161. The next prime is 253119842357. The reversal of 253119842281 is 182248911352.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 167267912256 + 85851930025 = 408984^2 + 293005^2 .
It is a cyclic number.
It is not a de Polignac number, because 253119842281 - 227 = 252985624553 is a prime.
It is a super-2 number, since 2×2531198422812 (a number of 24 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (253119842681) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126559921140 + 126559921141.
It is an arithmetic number, because the mean of its divisors is an integer number (126559921141).
Almost surely, 2253119842281 is an apocalyptic number.
It is an amenable number.
253119842281 is a deficient number, since it is larger than the sum of its proper divisors (1).
253119842281 is an equidigital number, since it uses as much as digits as its factorization.
253119842281 is an evil number, because the sum of its binary digits is even.
The product of its digits is 276480, while the sum is 46.
The spelling of 253119842281 in words is "two hundred fifty-three billion, one hundred nineteen million, eight hundred forty-two thousand, two hundred eighty-one".
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