1,433,271

3 × 7 × 131 × 521

Prime Factor Structure

Factorization String 3 × 7 × 131 × 521

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Total Divisors 16

Divisor Sum (σ) 2,204,928

Proper Divisor Sum 771,657

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #1433251 ← → #1433273

1 3 7 21 131 393 521 917 1,563 2,751 3,647 10,941 68,251 204,753 477,757 1,433,271

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

1,433,271 4,299,814 2,149,907 6,449,722 3,224,861 9,674,584 4,837,292 2,418,646 1,209,323 3,627,970 1,813,985 5,441,956 2,720,978 1,360,489 4,081,468 2,040,734 1,020,367 3,061,102 1,530,551 4,591,654 2,295,827 6,887,482 3,443,741 10,331,224 5,165,612 2,582,806 1,291,403 3,874,210 1,937,105 5,811,316 2,905,658 1,452,829 4,358,488 2,179,244 1,089,622 544,811 1,634,434 817,217 2,451,652 1,225,826 612,913 1,838,740 919,370 459,685 1,379,056 689,528 344,764 172,382 86,191 258,574 129,287 387,862 193,931 581,794 290,897 872,692 436,346 218,173 654,520 327,260

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