7 × 31 × 9923

Prime Factor Structure

Factorization String 7 × 31 × 9923

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 2,540,544

Proper Divisor Sum 387,253

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #2153273 ← → #2153297

1 7 31 217 9,923 69,461 307,613 2,153,291

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

2,153,291 6,459,874 3,229,937 9,689,812 4,844,906 2,422,453 7,267,360 3,633,680 1,816,840 908,420 454,210 227,105 681,316 340,658 170,329 510,988 255,494 127,747 383,242 191,621 574,864 287,432 143,716 71,858 35,929 107,788 53,894 26,947 80,842 40,421 121,264 60,632 30,316 15,158 7,579 22,738 11,369 34,108 17,054 8,527 25,582 12,791 38,374 19,187 57,562 28,781 86,344 43,172 21,586 10,793 32,380 16,190 8,095 24,286 12,143 36,430 18,215 54,646 27,323 81,970

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