Base | Representation |
---|---|
bin | 101000001000… |
… | …110001001001 |
3 | 201210120000121 |
4 | 220020301021 |
5 | 10143143143 |
6 | 1013303241 |
7 | 155301301 |
oct | 50106111 |
9 | 21716017 |
10 | 10521673 |
11 | 5a370a8 |
12 | 3634b21 |
13 | 2245156 |
14 | 157c601 |
15 | dcc7ed |
hex | a08c49 |
10521673 has 2 divisors, whose sum is σ = 10521674. Its totient is φ = 10521672.
The previous prime is 10521671. The next prime is 10521683. The reversal of 10521673 is 37612501.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 10517049 + 4624 = 3243^2 + 68^2 .
It is a cyclic number.
It is not a de Polignac number, because 10521673 - 21 = 10521671 is a prime.
It is a super-2 number, since 2×105216732 = 221411205437858, which contains 22 as substring.
Together with 10521671, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (10521671) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5260836 + 5260837.
It is an arithmetic number, because the mean of its divisors is an integer number (5260837).
Almost surely, 210521673 is an apocalyptic number.
It is an amenable number.
10521673 is a deficient number, since it is larger than the sum of its proper divisors (1).
10521673 is an equidigital number, since it uses as much as digits as its factorization.
10521673 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1260, while the sum is 25.
The square root of 10521673 is about 3243.7128417910. The cubic root of 10521673 is about 219.1265158626.
The spelling of 10521673 in words is "ten million, five hundred twenty-one thousand, six hundred seventy-three".
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