2² × 3⁴ × 37 × 43

Prime Factor Structure

Factorization String 2^2 × 3^4 × 37 × 43

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 60

Divisor Sum (σ) 1,416,184

Proper Divisor Sum 900,700

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #515477 ← → #515507

1 2 3 4 6 9 12 18 27 36 37 43 54 74 81 86 108 111 129 148 162 172 222 258 324 333 387 444 516 666 774 999 1,161 1,332 1,548 1,591 1,998 2,322 2,997 3,182 3,483 3,996 4,644 4,773 5,994 6,364 6,966 9,546 11,988 13,932 14,319 19,092 28,638 42,957 57,276 85,914 128,871 171,828 257,742 515,484

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

515,484 257,742 128,871 386,614 193,307 579,922 289,961 869,884 434,942 217,471 652,414 326,207 978,622 489,311 1,467,934 733,967 2,201,902 1,100,951 3,302,854 1,651,427 4,954,282 2,477,141 7,431,424 3,715,712 1,857,856 928,928 464,464 232,232 116,116 58,058 29,029 87,088 43,544 21,772 10,886 5,443 16,330 8,165 24,496 12,248 6,124 3,062 1,531 4,594 2,297 6,892 3,446 1,723 5,170 2,585 7,756 3,878 1,939 5,818 2,909 8,728 4,364 2,182 1,091 3,274

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