2² × 3 × 7 × 971

Prime Factor Structure

Factorization String 2^2 × 3 × 7 × 971

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 217,728

Proper Divisor Sum 136,164

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #81563 ← → #81569

1 2 3 4 6 7 12 14 21 28 42 84 971 1,942 2,913 3,884 5,826 6,797 11,652 13,594 20,391 27,188 40,782 81,564

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

81,564 40,782 20,391 61,174 30,587 91,762 45,881 137,644 68,822 34,411 103,234 51,617 154,852 77,426 38,713 116,140 58,070 29,035 87,106 43,553 130,660 65,330 32,665 97,996 48,998 24,499 73,498 36,749 110,248 55,124 27,562 13,781 41,344 20,672 10,336 5,168 2,584 1,292 646 323 970 485 1,456 728 364 182 91 274 137 412 206 103 310 155 466 233 700 350 175 526

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