3² × 5 × 13 × 691

Prime Factor Structure

Factorization String 3^2 × 5 × 13 × 691

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 755,664

Proper Divisor Sum 351,429

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #404221 ← → #404249

1 3 5 9 13 15 39 45 65 117 195 585 691 2,073 3,455 6,219 8,983 10,365 26,949 31,095 44,915 80,847 134,745 404,235

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

404,235 1,212,706 606,353 1,819,060 909,530 454,765 1,364,296 682,148 341,074 170,537 511,612 255,806 127,903 383,710 191,855 575,566 287,783 863,350 431,675 1,295,026 647,513 1,942,540 971,270 485,635 1,456,906 728,453 2,185,360 1,092,680 546,340 273,170 136,585 409,756 204,878 102,439 307,318 153,659 460,978 230,489 691,468 345,734 172,867 518,602 259,301 777,904 388,952 194,476 97,238 48,619 145,858 72,929 218,788 109,394 54,697 164,092 82,046 41,023 123,070 61,535 184,606 92,303

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