2 × 3 × 7 × 15641

Prime Factor Structure

Factorization String 2 × 3 × 7 × 15641

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,501,632

Proper Divisor Sum 844,710

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #656917 ← → #656923

1 2 3 6 7 14 21 42 15,641 31,282 46,923 93,846 109,487 218,974 328,461 656,922

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

656,922 328,461 985,384 492,692 246,346 123,173 369,520 184,760 92,380 46,190 23,095 69,286 34,643 103,930 51,965 155,896 77,948 38,974 19,487 58,462 29,231 87,694 43,847 131,542 65,771 197,314 98,657 295,972 147,986 73,993 221,980 110,990 55,495 166,486 83,243 249,730 124,865 374,596 187,298 93,649 280,948 140,474 70,237 210,712 105,356 52,678 26,339 79,018 39,509 118,528 59,264 29,632 14,816 7,408 3,704 1,852 926 463 1,390 695

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