2 × 5 × 31 × 439

Prime Factor Structure

Factorization String 2 × 5 × 31 × 439

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 253,440

Proper Divisor Sum 117,350

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #136069 ← → #136093

1 2 5 10 31 62 155 310 439 878 2,195 4,390 13,609 27,218 68,045 136,090

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

136,090 68,045 204,136 102,068 51,034 25,517 76,552 38,276 19,138 9,569 28,708 14,354 7,177 21,532 10,766 5,383 16,150 8,075 24,226 12,113 36,340 18,170 9,085 27,256 13,628 6,814 3,407 10,222 5,111 15,334 7,667 23,002 11,501 34,504 17,252 8,626 4,313 12,940 6,470 3,235 9,706 4,853 14,560 7,280 3,640 1,820 910 455 1,366 683 2,050 1,025 3,076 1,538 769 2,308 1,154 577 1,732 866

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