2³ × 5 × 21191

Prime Factor Structure

Factorization String 2^3 × 5 × 21191

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,907,280

Proper Divisor Sum 1,059,640

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #847621 ← → #847657

1 2 4 5 8 10 20 40 21,191 42,382 84,764 105,955 169,528 211,910 423,820 847,640

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

847,640 423,820 211,910 105,955 317,866 158,933 476,800 238,400 119,200 59,600 29,800 14,900 7,450 3,725 11,176 5,588 2,794 1,397 4,192 2,096 1,048 524 262 131 394 197 592 296 148 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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