2 × 5 × 31 × 149 × 467

Prime Factor Structure

Factorization String 2 × 5 × 31 × 149 × 467

Distinct Prime Factors 5

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 40,435,200

Proper Divisor Sum 18,864,470

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #21570727 ← → #21570733

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

21,570,730 10,785,365 32,356,096 16,178,048 8,089,024 4,044,512 2,022,256 1,011,128 505,564 252,782 126,391 379,174 189,587 568,762 284,381 853,144 426,572 213,286 106,643 319,930 159,965 479,896 239,948 119,974 59,987 179,962 89,981 269,944 134,972 67,486 33,743 101,230 50,615 151,846 75,923 227,770 113,885 341,656 170,828 85,414 42,707 128,122 64,061 192,184 96,092 48,046 24,023 72,070 36,035 108,106 54,053 162,160 81,080 40,540 20,270 10,135 30,406 15,203 45,610 22,805

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