2² × 53² × 73

Prime Factor Structure

Factorization String 2^2 × 53^2 × 73

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 1,483,034

Proper Divisor Sum 662,806

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #820223 ← → #820231

1 2 4 53 73 106 146 212 292 2,809 3,869 5,618 7,738 11,236 15,476 205,057 410,114 820,228

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

820,228 410,114 205,057 615,172 307,586 153,793 461,380 230,690 115,345 346,036 173,018 86,509 259,528 129,764 64,882 32,441 97,324 48,662 24,331 72,994 36,497 109,492 54,746 27,373 82,120 41,060 20,530 10,265 30,796 15,398 7,699 23,098 11,549 34,648 17,324 8,662 4,331 12,994 6,497 19,492 9,746 4,873 14,620 7,310 3,655 10,966 5,483 16,450 8,225 24,676 12,338 6,169 18,508 9,254 4,627 13,882 6,941 20,824 10,412 5,206

Other feeder batches with open delivery windows. Each feeder keeps its own target batch.