13² × 53 × 59

Prime Factor Structure

Factorization String 13^2 × 53 × 59

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 592,920

Proper Divisor Sum 64,457

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #528433 ← → #528469

1 13 53 59 169 689 767 3,127 8,957 9,971 40,651 528,463

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

528,463 1,585,390 792,695 2,378,086 1,189,043 3,567,130 1,783,565 5,350,696 2,675,348 1,337,674 668,837 2,006,512 1,003,256 501,628 250,814 125,407 376,222 188,111 564,334 282,167 846,502 423,251 1,269,754 634,877 1,904,632 952,316 476,158 238,079 714,238 357,119 1,071,358 535,679 1,607,038 803,519 2,410,558 1,205,279 3,615,838 1,807,919 5,423,758 2,711,879 8,135,638 4,067,819 12,203,458 6,101,729 18,305,188 9,152,594 4,576,297 13,728,892 6,864,446 3,432,223 10,296,670 5,148,335 15,445,006 7,722,503 23,167,510 11,583,755 34,751,266 17,375,633 52,126,900 26,063,450

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