7 × 31 × 109 × 173

Prime Factor Structure

Factorization String 7 × 31 × 109 × 173

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 4,899,840

Proper Divisor Sum 807,871

Digit Sum / Digital Root 38 (Root: 2)

Adjacent Primes #4091959 ← → #4091993

1 7 31 109 173 217 763 1,211 3,379 5,363 18,857 23,653 37,541 131,999 584,567 4,091,969

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

4,091,969 12,275,908 6,137,954 3,068,977 9,206,932 4,603,466 2,301,733 6,905,200 3,452,600 1,726,300 863,150 431,575 1,294,726 647,363 1,942,090 971,045 2,913,136 1,456,568 728,284 364,142 182,071 546,214 273,107 819,322 409,661 1,228,984 614,492 307,246 153,623 460,870 230,435 691,306 345,653 1,036,960 518,480 259,240 129,620 64,810 32,405 97,216 48,608 24,304 12,152 6,076 3,038 1,519 4,558 2,279 6,838 3,419 10,258 5,129 15,388 7,694 3,847 11,542 5,771 17,314 8,657 25,972

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