2² × 5 × 406397

Prime Factor Structure

Factorization String 2^2 × 5 × 406397

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 17,068,716

Proper Divisor Sum 8,940,776

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #8127937 ← → #8127961

1 2 4 5 10 20 406,397 812,794 1,625,588 2,031,985 4,063,970 8,127,940

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

8,127,940 4,063,970 2,031,985 6,095,956 3,047,978 1,523,989 4,571,968 2,285,984 1,142,992 571,496 285,748 142,874 71,437 214,312 107,156 53,578 26,789 80,368 40,184 20,092 10,046 5,023 15,070 7,535 22,606 11,303 33,910 16,955 50,866 25,433 76,300 38,150 19,075 57,226 28,613 85,840 42,920 21,460 10,730 5,365 16,096 8,048 4,024 2,012 1,006 503 1,510 755 2,266 1,133 3,400 1,700 850 425 1,276 638 319 958 479 1,438

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