2 × 31 × 139 × 193

Prime Factor Structure

Factorization String 2 × 31 × 139 × 193

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,607,360

Proper Divisor Sum 944,086

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #1663273 ← → #1663289

1 2 31 62 139 193 278 386 4,309 5,983 8,618 11,966 26,827 53,654 831,637 1,663,274

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

1,663,274 831,637 2,494,912 1,247,456 623,728 311,864 155,932 77,966 38,983 116,950 58,475 175,426 87,713 263,140 131,570 65,785 197,356 98,678 49,339 148,018 74,009 222,028 111,014 55,507 166,522 83,261 249,784 124,892 62,446 31,223 93,670 46,835 140,506 70,253 210,760 105,380 52,690 26,345 79,036 39,518 19,759 59,278 29,639 88,918 44,459 133,378 66,689 200,068 100,034 50,017 150,052 75,026 37,513 112,540 56,270 28,135 84,406 42,203 126,610 63,305

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