2 × 7 × 127 × 139

Prime Factor Structure

Factorization String 2 × 7 × 127 × 139

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 430,080

Proper Divisor Sum 182,938

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #247141 ← → #247183

1 2 7 14 127 139 254 278 889 973 1,778 1,946 17,653 35,306 123,571 247,142

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

247,142 123,571 370,714 185,357 556,072 278,036 139,018 69,509 208,528 104,264 52,132 26,066 13,033 39,100 19,550 9,775 29,326 14,663 43,990 21,995 65,986 32,993 98,980 49,490 24,745 74,236 37,118 18,559 55,678 27,839 83,518 41,759 125,278 62,639 187,918 93,959 281,878 140,939 422,818 211,409 634,228 317,114 158,557 475,672 237,836 118,918 59,459 178,378 89,189 267,568 133,784 66,892 33,446 16,723 50,170 25,085 75,256 37,628 18,814 9,407

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