3 × 37 × 139

Prime Factor Structure

Factorization String 3 × 37 × 139

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 21,280

Proper Divisor Sum 5,851

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #15427 ← → #15439

1 3 37 111 139 417 5,143 15,429

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

15,429 46,288 23,144 11,572 5,786 2,893 8,680 4,340 2,170 1,085 3,256 1,628 814 407 1,222 611 1,834 917 2,752 1,376 688 344 172 86 43 130 65 196 98 49 148 74 37 112 56 28 14 7 22 11 34 17 52 26 13 40 20 10 5 16 8 4 2 1

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