71 × 1091

Prime Factor Structure

Factorization String 71 × 1091

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 78,624

Proper Divisor Sum 1,163

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #77447 ← → #77471

1 71 1,091 77,461

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

77,461 232,384 116,192 58,096 29,048 14,524 7,262 3,631 10,894 5,447 16,342 8,171 24,514 12,257 36,772 18,386 9,193 27,580 13,790 6,895 20,686 10,343 31,030 15,515 46,546 23,273 69,820 34,910 17,455 52,366 26,183 78,550 39,275 117,826 58,913 176,740 88,370 44,185 132,556 66,278 33,139 99,418 49,709 149,128 74,564 37,282 18,641 55,924 27,962 13,981 41,944 20,972 10,486 5,243 15,730 7,865 23,596 11,798 5,899 17,698

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