2² × 73 × 68909

Prime Factor Structure

Factorization String 2^2 × 73 × 68909

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 35,695,380

Proper Divisor Sum 15,573,952

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #20121427 ← → #20121433

1 2 4 73 146 292 68,909 137,818 275,636 5,030,357 10,060,714 20,121,428

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

20,121,428 10,060,714 5,030,357 15,091,072 7,545,536 3,772,768 1,886,384 943,192 471,596 235,798 117,899 353,698 176,849 530,548 265,274 132,637 397,912 198,956 99,478 49,739 149,218 74,609 223,828 111,914 55,957 167,872 83,936 41,968 20,984 10,492 5,246 2,623 7,870 3,935 11,806 5,903 17,710 8,855 26,566 13,283 39,850 19,925 59,776 29,888 14,944 7,472 3,736 1,868 934 467 1,402 701 2,104 1,052 526 263 790 395 1,186 593

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