2 × 5 × 11 × 19 × 31 × 131

Prime Factor Structure

Factorization String 2 × 5 × 11 × 19 × 31 × 131

Distinct Prime Factors 6

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 64

Divisor Sum (σ) 18,247,680

Proper Divisor Sum 9,760,190

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #8487421 ← → #8487527

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

8,487,490 4,243,745 12,731,236 6,365,618 3,182,809 9,548,428 4,774,214 2,387,107 7,161,322 3,580,661 10,741,984 5,370,992 2,685,496 1,342,748 671,374 335,687 1,007,062 503,531 1,510,594 755,297 2,265,892 1,132,946 566,473 1,699,420 849,710 424,855 1,274,566 637,283 1,911,850 955,925 2,867,776 1,433,888 716,944 358,472 179,236 89,618 44,809 134,428 67,214 33,607 100,822 50,411 151,234 75,617 226,852 113,426 56,713 170,140 85,070 42,535 127,606 63,803 191,410 95,705 287,116 143,558 71,779 215,338 107,669 323,008

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