7 × 91513

Prime Factor Structure

Factorization String 7 × 91513

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 732,112

Proper Divisor Sum 91,521

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #640589 ← → #640613

1 7 91,513 640,591

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

640,591 1,921,774 960,887 2,882,662 1,441,331 4,323,994 2,161,997 6,485,992 3,242,996 1,621,498 810,749 2,432,248 1,216,124 608,062 304,031 912,094 456,047 1,368,142 684,071 2,052,214 1,026,107 3,078,322 1,539,161 4,617,484 2,308,742 1,154,371 3,463,114 1,731,557 5,194,672 2,597,336 1,298,668 649,334 324,667 974,002 487,001 1,461,004 730,502 365,251 1,095,754 547,877 1,643,632 821,816 410,908 205,454 102,727 308,182 154,091 462,274 231,137 693,412 346,706 173,353 520,060 260,030 130,015 390,046 195,023 585,070 292,535 877,606

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