140,646

2 × 3 × 11 × 2131

Prime Factor Structure

Factorization String 2 × 3 × 11 × 2131

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Total Divisors 16

Divisor Sum (σ) 307,008

Proper Divisor Sum 166,362

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #140639 ← → #140659

1 2 3 6 11 22 33 66 2,131 4,262 6,393 12,786 23,441 46,882 70,323 140,646

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

140,646 70,323 210,970 105,485 316,456 158,228 79,114 39,557 118,672 59,336 29,668 14,834 7,417 22,252 11,126 5,563 16,690 8,345 25,036 12,518 6,259 18,778 9,389 28,168 14,084 7,042 3,521 10,564 5,282 2,641 7,924 3,962 1,981 5,944 2,972 1,486 743 2,230 1,115 3,346 1,673 5,020 2,510 1,255 3,766 1,883 5,650 2,825 8,476 4,238 2,119 6,358 3,179 9,538 4,769 14,308 7,154 3,577 10,732 5,366

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