7² × 23 × 569

Prime Factor Structure

Factorization String 7^2 × 23 × 569

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 779,760

Proper Divisor Sum 138,497

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #641261 ← → #641279

1 7 23 49 161 569 1,127 3,983 13,087 27,881 91,609 641,263

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

641,263 1,923,790 961,895 2,885,686 1,442,843 4,328,530 2,164,265 6,492,796 3,246,398 1,623,199 4,869,598 2,434,799 7,304,398 3,652,199 10,956,598 5,478,299 16,434,898 8,217,449 24,652,348 12,326,174 6,163,087 18,489,262 9,244,631 27,733,894 13,866,947 41,600,842 20,800,421 62,401,264 31,200,632 15,600,316 7,800,158 3,900,079 11,700,238 5,850,119 17,550,358 8,775,179 26,325,538 13,162,769 39,488,308 19,744,154 9,872,077 29,616,232 14,808,116 7,404,058 3,702,029 11,106,088 5,553,044 2,776,522 1,388,261 4,164,784 2,082,392 1,041,196 520,598 260,299 780,898 390,449 1,171,348 585,674 292,837 878,512

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