13 × 31 × 61 × 311

Prime Factor Structure

Factorization String 13 × 31 × 61 × 311

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 8,666,112

Proper Divisor Sum 1,020,799

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #7645307 ← → #7645327

1 13 31 61 311 403 793 1,891 4,043 9,641 18,971 24,583 125,333 246,623 588,101 7,645,313

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

7,645,313 22,935,940 11,467,970 5,733,985 17,201,956 8,600,978 4,300,489 12,901,468 6,450,734 3,225,367 9,676,102 4,838,051 14,514,154 7,257,077 21,771,232 10,885,616 5,442,808 2,721,404 1,360,702 680,351 2,041,054 1,020,527 3,061,582 1,530,791 4,592,374 2,296,187 6,888,562 3,444,281 10,332,844 5,166,422 2,583,211 7,749,634 3,874,817 11,624,452 5,812,226 2,906,113 8,718,340 4,359,170 2,179,585 6,538,756 3,269,378 1,634,689 4,904,068 2,452,034 1,226,017 3,678,052 1,839,026 919,513 2,758,540 1,379,270 689,635 2,068,906 1,034,453 3,103,360 1,551,680 775,840 387,920 193,960 96,980 48,490

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