7² × 2687

Prime Factor Structure

Factorization String 7^2 × 2687

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 153,216

Proper Divisor Sum 21,553

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #131641 ← → #131671

1 7 49 2,687 18,809 131,663

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

131,663 394,990 197,495 592,486 296,243 888,730 444,365 1,333,096 666,548 333,274 166,637 499,912 249,956 124,978 62,489 187,468 93,734 46,867 140,602 70,301 210,904 105,452 52,726 26,363 79,090 39,545 118,636 59,318 29,659 88,978 44,489 133,468 66,734 33,367 100,102 50,051 150,154 75,077 225,232 112,616 56,308 28,154 14,077 42,232 21,116 10,558 5,279 15,838 7,919 23,758 11,879 35,638 17,819 53,458 26,729 80,188 40,094 20,047 60,142 30,071

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