Base | Representation |
---|---|
bin | 10100010011110001… |
… | …01000000000100001 |
3 | 1001010212101211221211 |
4 | 22021320220000201 |
5 | 134312213211441 |
6 | 5001530350121 |
7 | 534123104431 |
oct | 121170500041 |
9 | 31125354854 |
10 | 10903257121 |
11 | 46956714a9 |
12 | 214358b341 |
13 | 1049b84543 |
14 | 7560ca2c1 |
15 | 43c32ea81 |
hex | 289e28021 |
10903257121 has 2 divisors, whose sum is σ = 10903257122. Its totient is φ = 10903257120.
The previous prime is 10903257119. The next prime is 10903257143. The reversal of 10903257121 is 12175230901.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 10213932096 + 689325025 = 101064^2 + 26255^2 .
It is a cyclic number.
It is not a de Polignac number, because 10903257121 - 21 = 10903257119 is a prime.
Together with 10903257119, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (10903267121) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5451628560 + 5451628561.
It is an arithmetic number, because the mean of its divisors is an integer number (5451628561).
Almost surely, 210903257121 is an apocalyptic number.
It is an amenable number.
10903257121 is a deficient number, since it is larger than the sum of its proper divisors (1).
10903257121 is an equidigital number, since it uses as much as digits as its factorization.
10903257121 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 3780, while the sum is 31.
The spelling of 10903257121 in words is "ten billion, nine hundred three million, two hundred fifty-seven thousand, one hundred twenty-one".
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