Base | Representation |
---|---|
bin | 10011100110001100… |
… | …11011110111111111 |
3 | 1000011020010020210011 |
4 | 21303012123313333 |
5 | 133021334021341 |
6 | 4455553324051 |
7 | 521502015451 |
oct | 116306336777 |
9 | 30136106704 |
10 | 10521001471 |
11 | 4509916142 |
12 | 2057566627 |
13 | cb8916776 |
14 | 71b4242d1 |
15 | 4189c3b81 |
hex | 27319bdff |
10521001471 has 2 divisors, whose sum is σ = 10521001472. Its totient is φ = 10521001470.
The previous prime is 10521001459. The next prime is 10521001507. The reversal of 10521001471 is 17410012501.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 10521001471 - 213 = 10520993279 is a prime.
It is a super-3 number, since 3×105210014713 (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (10521001451) 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, 5260500735 + 5260500736.
It is an arithmetic number, because the mean of its divisors is an integer number (5260500736).
Almost surely, 210521001471 is an apocalyptic number.
10521001471 is a deficient number, since it is larger than the sum of its proper divisors (1).
10521001471 is an equidigital number, since it uses as much as digits as its factorization.
10521001471 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 280, while the sum is 22.
Adding to 10521001471 its reverse (17410012501), we get a palindrome (27931013972).
The spelling of 10521001471 in words is "ten billion, five hundred twenty-one million, one thousand, four hundred seventy-one".
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