2 × 3 × 31 × 21881

Prime Factor Structure

Factorization String 2 × 3 × 31 × 21881

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 8,402,688

Proper Divisor Sum 4,332,822

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #4069861 ← → #4069867

1 2 3 6 31 62 93 186 21,881 43,762 65,643 131,286 678,311 1,356,622 2,034,933 4,069,866

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

4,069,866 2,034,933 6,104,800 3,052,400 1,526,200 763,100 381,550 190,775 572,326 286,163 858,490 429,245 1,287,736 643,868 321,934 160,967 482,902 241,451 724,354 362,177 1,086,532 543,266 271,633 814,900 407,450 203,725 611,176 305,588 152,794 76,397 229,192 114,596 57,298 28,649 85,948 42,974 21,487 64,462 32,231 96,694 48,347 145,042 72,521 217,564 108,782 54,391 163,174 81,587 244,762 122,381 367,144 183,572 91,786 45,893 137,680 68,840 34,420 17,210 8,605 25,816

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