7 × 19 × 89 × 157

Prime Factor Structure

Factorization String 7 × 19 × 89 × 157

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,275,200

Proper Divisor Sum 416,791

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #1858403 ← → #1858421

1 7 19 89 133 157 623 1,099 1,691 2,983 11,837 13,973 20,881 97,811 265,487 1,858,409

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

1,858,409 5,575,228 2,787,614 1,393,807 4,181,422 2,090,711 6,272,134 3,136,067 9,408,202 4,704,101 14,112,304 7,056,152 3,528,076 1,764,038 882,019 2,646,058 1,323,029 3,969,088 1,984,544 992,272 496,136 248,068 124,034 62,017 186,052 93,026 46,513 139,540 69,770 34,885 104,656 52,328 26,164 13,082 6,541 19,624 9,812 4,906 2,453 7,360 3,680 1,840 920 460 230 115 346 173 520 260 130 65 196 98 49 148 74 37 112 56

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