Base | Representation |
---|---|
bin | 10011100000001101111000… |
… | …10111010110001010010101 |
3 | 12121212002110221110020200101 |
4 | 21300012330113112022111 |
5 | 21110140430110443003 |
6 | 231114355110414101 |
7 | 12014404514561443 |
oct | 1160067427261225 |
9 | 177762427406611 |
10 | 42888408687253 |
11 | 12735965672938 |
12 | 4988089361331 |
13 | 1ac148a016b9c |
14 | a83b4ab19b93 |
15 | 4e595c7d311d |
hex | 2701bc5d6295 |
42888408687253 has 2 divisors, whose sum is σ = 42888408687254. Its totient is φ = 42888408687252.
The previous prime is 42888408687169. The next prime is 42888408687259. The reversal of 42888408687253 is 35278680488824.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 42305229037009 + 583179650244 = 6504247^2 + 763662^2 .
It is a cyclic number.
It is not a de Polignac number, because 42888408687253 - 221 = 42888406590101 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (42888408687259) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21444204343626 + 21444204343627.
It is an arithmetic number, because the mean of its divisors is an integer number (21444204343627).
Almost surely, 242888408687253 is an apocalyptic number.
It is an amenable number.
42888408687253 is a deficient number, since it is larger than the sum of its proper divisors (1).
42888408687253 is an equidigital number, since it uses as much as digits as its factorization.
42888408687253 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1321205760, while the sum is 73.
The spelling of 42888408687253 in words is "forty-two trillion, eight hundred eighty-eight billion, four hundred eight million, six hundred eighty-seven thousand, two hundred fifty-three".
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