5 × 47 × 229 × 397

Prime Factor Structure

Factorization String 5 × 47 × 229 × 397

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 26,363,520

Proper Divisor Sum 4,998,965

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #21364547 ← → #21364591

1 5 47 229 235 397 1,145 1,985 10,763 18,659 53,815 90,913 93,295 454,565 4,272,911 21,364,555

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

21,364,555 64,093,666 32,046,833 96,140,500 48,070,250 24,035,125 72,105,376 36,052,688 18,026,344 9,013,172 4,506,586 2,253,293 6,759,880 3,379,940 1,689,970 844,985 2,534,956 1,267,478 633,739 1,901,218 950,609 2,851,828 1,425,914 712,957 2,138,872 1,069,436 534,718 267,359 802,078 401,039 1,203,118 601,559 1,804,678 902,339 2,707,018 1,353,509 4,060,528 2,030,264 1,015,132 507,566 253,783 761,350 380,675 1,142,026 571,013 1,713,040 856,520 428,260 214,130 107,065 321,196 160,598 80,299 240,898 120,449 361,348 180,674 90,337 271,012 135,506

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