3 × 19 × 53 × 257

Prime Factor Structure

Factorization String 3 × 19 × 53 × 257

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,114,560

Proper Divisor Sum 338,163

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #776389 ← → #776401

1 3 19 53 57 159 257 771 1,007 3,021 4,883 13,621 14,649 40,863 258,799 776,397

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

776,397 2,329,192 1,164,596 582,298 291,149 873,448 436,724 218,362 109,181 327,544 163,772 81,886 40,943 122,830 61,415 184,246 92,123 276,370 138,185 414,556 207,278 103,639 310,918 155,459 466,378 233,189 699,568 349,784 174,892 87,446 43,723 131,170 65,585 196,756 98,378 49,189 147,568 73,784 36,892 18,446 9,223 27,670 13,835 41,506 20,753 62,260 31,130 15,565 46,696 23,348 11,674 5,837 17,512 8,756 4,378 2,189 6,568 3,284 1,642 821

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