2² × 13 × 4211

Prime Factor Structure

Factorization String 2^2 × 13 × 4211

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 412,776

Proper Divisor Sum 193,804

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #218971 ← → #218987

1 2 4 13 26 52 4,211 8,422 16,844 54,743 109,486 218,972

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

218,972 109,486 54,743 164,230 82,115 246,346 123,173 369,520 184,760 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

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