2 × 21247

Prime Factor Structure

Factorization String 2 × 21247

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 63,744

Proper Divisor Sum 21,250

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #42491 ← → #42499

1 2 21,247 42,494

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

42,494 21,247 63,742 31,871 95,614 47,807 143,422 71,711 215,134 107,567 322,702 161,351 484,054 242,027 726,082 363,041 1,089,124 544,562 272,281 816,844 408,422 204,211 612,634 306,317 918,952 459,476 229,738 114,869 344,608 172,304 86,152 43,076 21,538 10,769 32,308 16,154 8,077 24,232 12,116 6,058 3,029 9,088 4,544 2,272 1,136 568 284 142 71 214 107 322 161 484 242 121 364 182 91 274

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