3 × 53 × 59 × 2281

Prime Factor Structure

Factorization String 3 × 53 × 59 × 2281

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 29,574,720

Proper Divisor Sum 8,176,659

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #21398033 ← → #21398063

1 3 53 59 159 177 2,281 3,127 6,843 9,381 120,893 134,579 362,679 403,737 7,132,687 21,398,061

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

21,398,061 64,194,184 32,097,092 16,048,546 8,024,273 24,072,820 12,036,410 6,018,205 18,054,616 9,027,308 4,513,654 2,256,827 6,770,482 3,385,241 10,155,724 5,077,862 2,538,931 7,616,794 3,808,397 11,425,192 5,712,596 2,856,298 1,428,149 4,284,448 2,142,224 1,071,112 535,556 267,778 133,889 401,668 200,834 100,417 301,252 150,626 75,313 225,940 112,970 56,485 169,456 84,728 42,364 21,182 10,591 31,774 15,887 47,662 23,831 71,494 35,747 107,242 53,621 160,864 80,432 40,216 20,108 10,054 5,027 15,082 7,541 22,624

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