2³ × 5 × 31 × 523

Prime Factor Structure

Factorization String 2^3 × 5 × 31 × 523

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 1,509,120

Proper Divisor Sum 860,600

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #648509 ← → #648563

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

648,520 324,260 162,130 81,065 243,196 121,598 60,799 182,398 91,199 273,598 136,799 410,398 205,199 615,598 307,799 923,398 461,699 1,385,098 692,549 2,077,648 1,038,824 519,412 259,706 129,853 389,560 194,780 97,390 48,695 146,086 73,043 219,130 109,565 328,696 164,348 82,174 41,087 123,262 61,631 184,894 92,447 277,342 138,671 416,014 208,007 624,022 312,011 936,034 468,017 1,404,052 702,026 351,013 1,053,040 526,520 263,260 131,630 65,815 197,446 98,723 296,170 148,085

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