2 × 5 × 7 × 20509

Prime Factor Structure

Factorization String 2 × 5 × 7 × 20509

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,953,440

Proper Divisor Sum 1,517,810

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #1435627 ← → #1435631

1 2 5 7 10 14 35 70 20,509 41,018 102,545 143,563 205,090 287,126 717,815 1,435,630

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

1,435,630 717,815 2,153,446 1,076,723 3,230,170 1,615,085 4,845,256 2,422,628 1,211,314 605,657 1,816,972 908,486 454,243 1,362,730 681,365 2,044,096 1,022,048 511,024 255,512 127,756 63,878 31,939 95,818 47,909 143,728 71,864 35,932 17,966 8,983 26,950 13,475 40,426 20,213 60,640 30,320 15,160 7,580 3,790 1,895 5,686 2,843 8,530 4,265 12,796 6,398 3,199 9,598 4,799 14,398 7,199 21,598 10,799 32,398 16,199 48,598 24,299 72,898 36,449 109,348 54,674

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