120888092

Appears in sequences

• Numbers k such that sigma(k) == 8 (mod k).at n=21A045770
• Numbers k with abundance radius of 8, i.e., abs(sigma(k)-2*k) = 8.at n=31A088820
• Numbers k whose abundance is 8: sigma(k) - 2*k = 8.at n=17A088833
• Primitive weird numbers (A002975) of the form 2^k*p*q*x with k >= 0 and odd p, q, x >= 3.at n=24A258401
• Primitive weird numbers, pwn, of the form 2^k*p*q*r*s with k > 0 and where p < q < r < s are odd primes.at n=2A258884
• Numbers k such that sigma(k) == 0 (mod k+4).at n=21A274553
• Primitive weird numbers (pwn; A002975) divisible by 4 but not 8.at n=9A322524
• Weird admirable numbers: numbers that are both weird (A006037) and admirable (A111592).at n=31A329190
• Primitive abundant numbers k (A071395) whose abundancy index sigma(k)/k has a record low value.at n=26A362053