2² × 13 × 379 × 1021

Prime Factor Structure

Factorization String 2^2 × 13 × 379 × 1021

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 38,059,280

Proper Divisor Sum 17,937,412

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #20121841 ← → #20121869

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

20,121,868 10,060,934 5,030,467 15,091,402 7,545,701 22,637,104 11,318,552 5,659,276 2,829,638 1,414,819 4,244,458 2,122,229 6,366,688 3,183,344 1,591,672 795,836 397,918 198,959 596,878 298,439 895,318 447,659 1,342,978 671,489 2,014,468 1,007,234 503,617 1,510,852 755,426 377,713 1,133,140 566,570 283,285 849,856 424,928 212,464 106,232 53,116 26,558 13,279 39,838 19,919 59,758 29,879 89,638 44,819 134,458 67,229 201,688 100,844 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.