5 × 7 × 19 × 2221

Prime Factor Structure

Factorization String 5 × 7 × 19 × 2221

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,133,120

Proper Divisor Sum 656,155

Digit Sum / Digital Root 38 (Root: 2)

Adjacent Primes #1476961 ← → #1476967

1 5 7 19 35 95 133 665 2,221 11,105 15,547 42,199 77,735 210,995 295,393 1,476,965

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

1,476,965 4,430,896 2,215,448 1,107,724 553,862 276,931 830,794 415,397 1,246,192 623,096 311,548 155,774 77,887 233,662 116,831 350,494 175,247 525,742 262,871 788,614 394,307 1,182,922 591,461 1,774,384 887,192 443,596 221,798 110,899 332,698 166,349 499,048 249,524 124,762 62,381 187,144 93,572 46,786 23,393 70,180 35,090 17,545 52,636 26,318 13,159 39,478 19,739 59,218 29,609 88,828 44,414 22,207 66,622 33,311 99,934 49,967 149,902 74,951 224,854 112,427 337,282

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