128,301

3 × 42767

Prime Factor Structure

Factorization String 3 × 42767

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Total Divisors 4

Divisor Sum (σ) 171,072

Proper Divisor Sum 42,771

Digit Sum / Digital Root 15 (Root: 6)

Adjacent Primes #128291 ← → #128311

1 3 42,767 128,301

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

128,301 384,904 192,452 96,226 48,113 144,340 72,170 36,085 108,256 54,128 27,064 13,532 6,766 3,383 10,150 5,075 15,226 7,613 22,840 11,420 5,710 2,855 8,566 4,283 12,850 6,425 19,276 9,638 4,819 14,458 7,229 21,688 10,844 5,422 2,711 8,134 4,067 12,202 6,101 18,304 9,152 4,576 2,288 1,144 572 286 143 430 215 646 323 970 485 1,456 728 364 182 91 274 137

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