7 × 11 × 23 × 2221

Prime Factor Structure

Factorization String 7 × 11 × 23 × 2221

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 5,119,488

Proper Divisor Sum 1,186,097

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #3933379 ← → #3933431

1 7 11 23 77 161 253 1,771 2,221 15,547 24,431 51,083 171,017 357,581 561,913 3,933,391

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

3,933,391 11,800,174 5,900,087 17,700,262 8,850,131 26,550,394 13,275,197 39,825,592 19,912,796 9,956,398 4,978,199 14,934,598 7,467,299 22,401,898 11,200,949 33,602,848 16,801,424 8,400,712 4,200,356 2,100,178 1,050,089 3,150,268 1,575,134 787,567 2,362,702 1,181,351 3,544,054 1,772,027 5,316,082 2,658,041 7,974,124 3,987,062 1,993,531 5,980,594 2,990,297 8,970,892 4,485,446 2,242,723 6,728,170 3,364,085 10,092,256 5,046,128 2,523,064 1,261,532 630,766 315,383 946,150 473,075 1,419,226 709,613 2,128,840 1,064,420 532,210 266,105 798,316 399,158 199,579 598,738 299,369 898,108

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