7² × 13 × 2609

Prime Factor Structure

Factorization String 7^2 × 13 × 2609

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 2,082,780

Proper Divisor Sum 420,847

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #1661917 ← → #1661939

1 7 13 49 91 637 2,609 18,263 33,917 127,841 237,419 1,661,933

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

1,661,933 4,985,800 2,492,900 1,246,450 623,225 1,869,676 934,838 467,419 1,402,258 701,129 2,103,388 1,051,694 525,847 1,577,542 788,771 2,366,314 1,183,157 3,549,472 1,774,736 887,368 443,684 221,842 110,921 332,764 166,382 83,191 249,574 124,787 374,362 187,181 561,544 280,772 140,386 70,193 210,580 105,290 52,645 157,936 78,968 39,484 19,742 9,871 29,614 14,807 44,422 22,211 66,634 33,317 99,952 49,976 24,988 12,494 6,247 18,742 9,371 28,114 14,057 42,172 21,086 10,543

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