855,141

3 × 7 × 43 × 947

Prime Factor Structure

Factorization String 3 × 7 × 43 × 947

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Total Divisors 16

Divisor Sum (σ) 1,334,784

Proper Divisor Sum 479,643

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #855131 ← → #855143

1 3 7 21 43 129 301 903 947 2,841 6,629 19,887 40,721 122,163 285,047 855,141

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

855,141 2,565,424 1,282,712 641,356 320,678 160,339 481,018 240,509 721,528 360,764 180,382 90,191 270,574 135,287 405,862 202,931 608,794 304,397 913,192 456,596 228,298 114,149 342,448 171,224 85,612 42,806 21,403 64,210 32,105 96,316 48,158 24,079 72,238 36,119 108,358 54,179 162,538 81,269 243,808 121,904 60,952 30,476 15,238 7,619 22,858 11,429 34,288 17,144 8,572 4,286 2,143 6,430 3,215 9,646 4,823 14,470 7,235 21,706 10,853 32,560

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