13 × 53129

Prime Factor Structure

Factorization String 13 × 53129

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 743,820

Proper Divisor Sum 53,143

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #690673 ← → #690689

1 13 53,129 690,677

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

690,677 2,072,032 1,036,016 518,008 259,004 129,502 64,751 194,254 97,127 291,382 145,691 437,074 218,537 655,612 327,806 163,903 491,710 245,855 737,566 368,783 1,106,350 553,175 1,659,526 829,763 2,489,290 1,244,645 3,733,936 1,866,968 933,484 466,742 233,371 700,114 350,057 1,050,172 525,086 262,543 787,630 393,815 1,181,446 590,723 1,772,170 886,085 2,658,256 1,329,128 664,564 332,282 166,141 498,424 249,212 124,606 62,303 186,910 93,455 280,366 140,183 420,550 210,275 630,826 315,413 946,240

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