3 × 7 × 2531

Prime Factor Structure

Factorization String 3 × 7 × 2531

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 81,024

Proper Divisor Sum 27,873

Digit Sum / Digital Root 15 (Root: 6)

Adjacent Primes #53149 ← → #53161

1 3 7 21 2,531 7,593 17,717 53,151

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

53,151 159,454 79,727 239,182 119,591 358,774 179,387 538,162 269,081 807,244 403,622 201,811 605,434 302,717 908,152 454,076 227,038 113,519 340,558 170,279 510,838 255,419 766,258 383,129 1,149,388 574,694 287,347 862,042 431,021 1,293,064 646,532 323,266 161,633 484,900 242,450 121,225 363,676 181,838 90,919 272,758 136,379 409,138 204,569 613,708 306,854 153,427 460,282 230,141 690,424 345,212 172,606 86,303 258,910 129,455 388,366 194,183 582,550 291,275 873,826 436,913

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