2 × 3 × 7 × 653

Prime Factor Structure

Factorization String 2 × 3 × 7 × 653

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 62,784

Proper Divisor Sum 35,358

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #27409 ← → #27427

1 2 3 6 7 14 21 42 653 1,306 1,959 3,918 4,571 9,142 13,713 27,426

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

27,426 13,713 41,140 20,570 10,285 30,856 15,428 7,714 3,857 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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