2⁴ × 13 × 233 × 409

Prime Factor Structure

Factorization String 2^4 × 13 × 233 × 409

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 40

Divisor Sum (σ) 41,637,960

Proper Divisor Sum 21,816,184

Digit Sum / Digital Root 41 (Root: 5)

Adjacent Primes #19821773 ← → #19821787

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

19,821,776 9,910,888 4,955,444 2,477,722 1,238,861 3,716,584 1,858,292 929,146 464,573 1,393,720 696,860 348,430 174,215 522,646 261,323 783,970 391,985 1,175,956 587,978 293,989 881,968 440,984 220,492 110,246 55,123 165,370 82,685 248,056 124,028 62,014 31,007 93,022 46,511 139,534 69,767 209,302 104,651 313,954 156,977 470,932 235,466 117,733 353,200 176,600 88,300 44,150 22,075 66,226 33,113 99,340 49,670 24,835 74,506 37,253 111,760 55,880 27,940 13,970 6,985 20,956

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