3 × 7 × 17 × 3947

Prime Factor Structure

Factorization String 3 × 7 × 17 × 3947

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,274,048

Proper Divisor Sum 864,969

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #1409069 ← → #1409101

1 3 7 17 21 51 119 357 3,947 11,841 27,629 67,099 82,887 201,297 469,693 1,409,079

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

1,409,079 4,227,238 2,113,619 6,340,858 3,170,429 9,511,288 4,755,644 2,377,822 1,188,911 3,566,734 1,783,367 5,350,102 2,675,051 8,025,154 4,012,577 12,037,732 6,018,866 3,009,433 9,028,300 4,514,150 2,257,075 6,771,226 3,385,613 10,156,840 5,078,420 2,539,210 1,269,605 3,808,816 1,904,408 952,204 476,102 238,051 714,154 357,077 1,071,232 535,616 267,808 133,904 66,952 33,476 16,738 8,369 25,108 12,554 6,277 18,832 9,416 4,708 2,354 1,177 3,532 1,766 883 2,650 1,325 3,976 1,988 994 497 1,492

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