3⁴ × 13 × 613

Prime Factor Structure

Factorization String 3^4 × 13 × 613

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 20

Divisor Sum (σ) 1,040,116

Proper Divisor Sum 394,627

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #645481 ← → #645493

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

645,489 1,936,468 968,234 484,117 1,452,352 726,176 363,088 181,544 90,772 45,386 22,693 68,080 34,040 17,020 8,510 4,255 12,766 6,383 19,150 9,575 28,726 14,363 43,090 21,545 64,636 32,318 16,159 48,478 24,239 72,718 36,359 109,078 54,539 163,618 81,809 245,428 122,714 61,357 184,072 92,036 46,018 23,009 69,028 34,514 17,257 51,772 25,886 12,943 38,830 19,415 58,246 29,123 87,370 43,685 131,056 65,528 32,764 16,382 8,191 24,574

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