100000000007
domain: N
Appears in sequences
- Smallest n-digit non-palindromic number such that it and its digit reversal have the same prime signature.at n=10A087305
- First odd semiprime > 10^n.at n=11A098146
- Smallest n-digit semiprime.at n=11A098449
- Smallest semiprime containing exactly n 0's.at n=9A104486
- a(n) is the smallest n-digit number with exactly 4 divisors.at n=11A174322