3 × 7 × 23 × 1367

Prime Factor Structure

Factorization String 3 × 7 × 23 × 1367

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,050,624

Proper Divisor Sum 390,363

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #660251 ← → #660271

1 3 7 21 23 69 161 483 1,367 4,101 9,569 28,707 31,441 94,323 220,087 660,261

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

660,261 1,980,784 990,392 495,196 247,598 123,799 371,398 185,699 557,098 278,549 835,648 417,824 208,912 104,456 52,228 26,114 13,057 39,172 19,586 9,793 29,380 14,690 7,345 22,036 11,018 5,509 16,528 8,264 4,132 2,066 1,033 3,100 1,550 775 2,326 1,163 3,490 1,745 5,236 2,618 1,309 3,928 1,964 982 491 1,474 737 2,212 1,106 553 1,660 830 415 1,246 623 1,870 935 2,806 1,403 4,210

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