400,209

3 × 133403

Prime Factor Structure

Factorization String 3 × 133403

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Total Divisors 4

Divisor Sum (σ) 533,616

Proper Divisor Sum 133,407

Digit Sum / Digital Root 15 (Root: 6)

Adjacent Primes #400207 ← → #400217

1 3 133,403 400,209

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

400,209 1,200,628 600,314 300,157 900,472 450,236 225,118 112,559 337,678 168,839 506,518 253,259 759,778 379,889 1,139,668 569,834 284,917 854,752 427,376 213,688 106,844 53,422 26,711 80,134 40,067 120,202 60,101 180,304 90,152 45,076 22,538 11,269 33,808 16,904 8,452 4,226 2,113 6,340 3,170 1,585 4,756 2,378 1,189 3,568 1,784 892 446 223 670 335 1,006 503 1,510 755 2,266 1,133 3,400 1,700 850 425

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