404,242

2 × 202121

Prime Factor Structure

Factorization String 2 × 202121

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Total Divisors 4

Divisor Sum (σ) 606,366

Proper Divisor Sum 202,124

Digit Sum / Digital Root 16 (Root: 7)

Adjacent Primes #404221 ← → #404249

1 2 202,121 404,242

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

404,242 202,121 606,364 303,182 151,591 454,774 227,387 682,162 341,081 1,023,244 511,622 255,811 767,434 383,717 1,151,152 575,576 287,788 143,894 71,947 215,842 107,921 323,764 161,882 80,941 242,824 121,412 60,706 30,353 91,060 45,530 22,765 68,296 34,148 17,074 8,537 25,612 12,806 6,403 19,210 9,605 28,816 14,408 7,204 3,602 1,801 5,404 2,702 1,351 4,054 2,027 6,082 3,041 9,124 4,562 2,281 6,844 3,422 1,711 5,134 2,567

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