139 × 3697

Prime Factor Structure

Factorization String 139 × 3697

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 517,720

Proper Divisor Sum 3,837

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #513881 ← → #513899

1 139 3,697 513,883

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

513,883 1,541,650 770,825 2,312,476 1,156,238 578,119 1,734,358 867,179 2,601,538 1,300,769 3,902,308 1,951,154 975,577 2,926,732 1,463,366 731,683 2,195,050 1,097,525 3,292,576 1,646,288 823,144 411,572 205,786 102,893 308,680 154,340 77,170 38,585 115,756 57,878 28,939 86,818 43,409 130,228 65,114 32,557 97,672 48,836 24,418 12,209 36,628 18,314 9,157 27,472 13,736 6,868 3,434 1,717 5,152 2,576 1,288 644 322 161 484 242 121 364 182 91

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