139 × 17971

Prime Factor Structure

Factorization String 139 × 17971

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 2,516,080

Proper Divisor Sum 18,111

Digit Sum / Digital Root 46 (Root: 1)

Adjacent Primes #2497967 ← → #2497991

1 139 17,971 2,497,969

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

2,497,969 7,493,908 3,746,954 1,873,477 5,620,432 2,810,216 1,405,108 702,554 351,277 1,053,832 526,916 263,458 131,729 395,188 197,594 98,797 296,392 148,196 74,098 37,049 111,148 55,574 27,787 83,362 41,681 125,044 62,522 31,261 93,784 46,892 23,446 11,723 35,170 17,585 52,756 26,378 13,189 39,568 19,784 9,892 4,946 2,473 7,420 3,710 1,855 5,566 2,783 8,350 4,175 12,526 6,263 18,790 9,395 28,186 14,093 42,280 21,140 10,570 5,285 15,856

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