2 × 23 × 647 × 719

Prime Factor Structure

Factorization String 2 × 23 × 647 × 719

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 33,592,320

Proper Divisor Sum 12,193,442

Digit Sum / Digital Root 46 (Root: 1)

Adjacent Primes #21398873 ← → #21398899

1 2 23 46 647 719 1,294 1,438 14,881 16,537 29,762 33,074 465,193 930,386 10,699,439 21,398,878

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

21,398,878 10,699,439 32,098,318 16,049,159 48,147,478 24,073,739 72,221,218 36,110,609 108,331,828 54,165,914 27,082,957 81,248,872 40,624,436 20,312,218 10,156,109 30,468,328 15,234,164 7,617,082 3,808,541 11,425,624 5,712,812 2,856,406 1,428,203 4,284,610 2,142,305 6,426,916 3,213,458 1,606,729 4,820,188 2,410,094 1,205,047 3,615,142 1,807,571 5,422,714 2,711,357 8,134,072 4,067,036 2,033,518 1,016,759 3,050,278 1,525,139 4,575,418 2,287,709 6,863,128 3,431,564 1,715,782 857,891 2,573,674 1,286,837 3,860,512 1,930,256 965,128 482,564 241,282 120,641 361,924 180,962 90,481 271,444 135,722

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