7³ × 61

Prime Factor Structure

Factorization String 7^3 × 61

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 24,800

Proper Divisor Sum 3,877

Digit Sum / Digital Root 16 (Root: 7)

Adjacent Primes #20921 ← → #20929

1 7 49 61 343 427 2,989 20,923

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

20,923 62,770 31,385 94,156 47,078 23,539 70,618 35,309 105,928 52,964 26,482 13,241 39,724 19,862 9,931 29,794 14,897 44,692 22,346 11,173 33,520 16,760 8,380 4,190 2,095 6,286 3,143 9,430 4,715 14,146 7,073 21,220 10,610 5,305 15,916 7,958 3,979 11,938 5,969 17,908 8,954 4,477 13,432 6,716 3,358 1,679 5,038 2,519 7,558 3,779 11,338 5,669 17,008 8,504 4,252 2,126 1,063 3,190 1,595 4,786

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