3 × 7 × 43 × 1021

Prime Factor Structure

Factorization String 3 × 7 × 43 × 1021

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,438,976

Proper Divisor Sum 517,013

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #921959 ← → #921989

1 3 7 21 43 129 301 903 1,021 3,063 7,147 21,441 43,903 131,709 307,321 921,963

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

921,963 2,765,890 1,382,945 4,148,836 2,074,418 1,037,209 3,111,628 1,555,814 777,907 2,333,722 1,166,861 3,500,584 1,750,292 875,146 437,573 1,312,720 656,360 328,180 164,090 82,045 246,136 123,068 61,534 30,767 92,302 46,151 138,454 69,227 207,682 103,841 311,524 155,762 77,881 233,644 116,822 58,411 175,234 87,617 262,852 131,426 65,713 197,140 98,570 49,285 147,856 73,928 36,964 18,482 9,241 27,724 13,862 6,931 20,794 10,397 31,192 15,596 7,798 3,899 11,698 5,849

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