31 × 689077

Prime Factor Structure

Factorization String 31 × 689077

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 22,050,496

Proper Divisor Sum 689,109

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #21361303 ← → #21361391

1 31 689,077 21,361,387

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

21,361,387 64,084,162 32,042,081 96,126,244 48,063,122 24,031,561 72,094,684 36,047,342 18,023,671 54,071,014 27,035,507 81,106,522 40,553,261 121,659,784 60,829,892 30,414,946 15,207,473 45,622,420 22,811,210 11,405,605 34,216,816 17,108,408 8,554,204 4,277,102 2,138,551 6,415,654 3,207,827 9,623,482 4,811,741 14,435,224 7,217,612 3,608,806 1,804,403 5,413,210 2,706,605 8,119,816 4,059,908 2,029,954 1,014,977 3,044,932 1,522,466 761,233 2,283,700 1,141,850 570,925 1,712,776 856,388 428,194 214,097 642,292 321,146 160,573 481,720 240,860 120,430 60,215 180,646 90,323 270,970 135,485

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