10000001024domain: NAppears in sequencesSmallest n-digit number divisible by 2^n.at n=10A050621a(n) = Sum_{d|n, n/d odd} d^10 for n > 0.at n=9A321819a(n) = Sum_{d|n, n/d==1 mod 4} d^10 - Sum_{d|n, n/d==3 mod 4} d^10.at n=9A321834Sum of the 10th powers of the divisor complements of the odd proper divisors of n.at n=9A352056