3 × 13 × 61 × 211

Prime Factor Structure

Factorization String 3 × 13 × 61 × 211

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 736,064

Proper Divisor Sum 234,095

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #501967 ← → #501971

1 3 13 39 61 183 211 633 793 2,379 2,743 8,229 12,871 38,613 167,323 501,969

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

501,969 1,505,908 752,954 376,477 1,129,432 564,716 282,358 141,179 423,538 211,769 635,308 317,654 158,827 476,482 238,241 714,724 357,362 178,681 536,044 268,022 134,011 402,034 201,017 603,052 301,526 150,763 452,290 226,145 678,436 339,218 169,609 508,828 254,414 127,207 381,622 190,811 572,434 286,217 858,652 429,326 214,663 643,990 321,995 965,986 482,993 1,448,980 724,490 362,245 1,086,736 543,368 271,684 135,842 67,921 203,764 101,882 50,941 152,824 76,412 38,206 19,103

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