3 × 5 × 19 × 421

Prime Factor Structure

Factorization String 3 × 5 × 19 × 421

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 202,560

Proper Divisor Sum 82,575

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #119983 ← → #119993

1 3 5 15 19 57 95 285 421 1,263 2,105 6,315 7,999 23,997 39,995 119,985

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

119,985 359,956 179,978 89,989 269,968 134,984 67,492 33,746 16,873 50,620 25,310 12,655 37,966 18,983 56,950 28,475 85,426 42,713 128,140 64,070 32,035 96,106 48,053 144,160 72,080 36,040 18,020 9,010 4,505 13,516 6,758 3,379 10,138 5,069 15,208 7,604 3,802 1,901 5,704 2,852 1,426 713 2,140 1,070 535 1,606 803 2,410 1,205 3,616 1,808 904 452 226 113 340 170 85 256 128

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