2 × 7 × 61 × 23561

Prime Factor Structure

Factorization String 2 × 7 × 61 × 23561

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 35,060,256

Proper Divisor Sum 14,939,162

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #20121091 ← → #20121097

1 2 7 14 61 122 427 854 23,561 47,122 164,927 329,854 1,437,221 2,874,442 10,060,547 20,121,094

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

20,121,094 10,060,547 30,181,642 15,090,821 45,272,464 22,636,232 11,318,116 5,659,058 2,829,529 8,488,588 4,244,294 2,122,147 6,366,442 3,183,221 9,549,664 4,774,832 2,387,416 1,193,708 596,854 298,427 895,282 447,641 1,342,924 671,462 335,731 1,007,194 503,597 1,510,792 755,396 377,698 188,849 566,548 283,274 141,637 424,912 212,456 106,228 53,114 26,557 79,672 39,836 19,918 9,959 29,878 14,939 44,818 22,409 67,228 33,614 16,807 50,422 25,211 75,634 37,817 113,452 56,726 28,363 85,090 42,545 127,636

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