2 × 3 × 5 × 23 × 30971

Prime Factor Structure

Factorization String 2 × 3 × 5 × 23 × 30971

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 53,519,616

Proper Divisor Sum 32,149,626

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #21369989 ← → #21369991

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

21,369,990 10,684,995 32,054,986 16,027,493 48,082,480 24,041,240 12,020,620 6,010,310 3,005,155 9,015,466 4,507,733 13,523,200 6,761,600 3,380,800 1,690,400 845,200 422,600 211,300 105,650 52,825 158,476 79,238 39,619 118,858 59,429 178,288 89,144 44,572 22,286 11,143 33,430 16,715 50,146 25,073 75,220 37,610 18,805 56,416 28,208 14,104 7,052 3,526 1,763 5,290 2,645 7,936 3,968 1,984 992 496 248 124 62 31 94 47 142 71 214 107

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